diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_state.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_state.c | 2295 |
1 files changed, 0 insertions, 2295 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_state.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_state.c deleted file mode 100644 index 3a491f5de..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/radeon/radeon_state.c +++ /dev/null @@ -1,2295 +0,0 @@ -/* $XFree86: xc/lib/GL/mesa/src/drv/radeon/radeon_state.c,v 1.8 2002/12/16 16:18:58 dawes Exp $ */ -/************************************************************************** - -Copyright 2000, 2001 VA Linux Systems Inc., Fremont, California. - -All Rights Reserved. - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice (including the -next paragraph) shall be included in all copies or substantial -portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -**************************************************************************/ - -/* - * Authors: - * Gareth Hughes <gareth@valinux.com> - * Keith Whitwell <keith@tungstengraphics.com> - */ - -#include "glheader.h" -#include "imports.h" -#include "api_arrayelt.h" -#include "enums.h" -#include "colormac.h" -#include "state.h" -#include "buffers.h" -#include "context.h" - -#include "swrast/swrast.h" -#include "array_cache/acache.h" -#include "tnl/tnl.h" -#include "tnl/t_pipeline.h" -#include "main/light.h" -#include "swrast_setup/swrast_setup.h" - -#include "radeon_context.h" -#include "radeon_ioctl.h" -#include "radeon_state.h" -#include "radeon_tcl.h" -#include "radeon_tex.h" -#include "radeon_swtcl.h" -#include "radeon_vtxfmt.h" - -/* ============================================================= - * Alpha blending - */ - -static void radeonAlphaFunc( GLcontext *ctx, GLenum func, GLfloat ref ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - int pp_misc = rmesa->hw.ctx.cmd[CTX_PP_MISC]; - GLubyte refByte; - - CLAMPED_FLOAT_TO_UBYTE(refByte, ref); - - RADEON_STATECHANGE( rmesa, ctx ); - - pp_misc &= ~(RADEON_ALPHA_TEST_OP_MASK | RADEON_REF_ALPHA_MASK); - pp_misc |= (refByte & RADEON_REF_ALPHA_MASK); - - switch ( func ) { - case GL_NEVER: - pp_misc |= RADEON_ALPHA_TEST_FAIL; - break; - case GL_LESS: - pp_misc |= RADEON_ALPHA_TEST_LESS; - break; - case GL_EQUAL: - pp_misc |= RADEON_ALPHA_TEST_EQUAL; - break; - case GL_LEQUAL: - pp_misc |= RADEON_ALPHA_TEST_LEQUAL; - break; - case GL_GREATER: - pp_misc |= RADEON_ALPHA_TEST_GREATER; - break; - case GL_NOTEQUAL: - pp_misc |= RADEON_ALPHA_TEST_NEQUAL; - break; - case GL_GEQUAL: - pp_misc |= RADEON_ALPHA_TEST_GEQUAL; - break; - case GL_ALWAYS: - pp_misc |= RADEON_ALPHA_TEST_PASS; - break; - } - - rmesa->hw.ctx.cmd[CTX_PP_MISC] = pp_misc; -} - -static void radeonBlendEquationSeparate( GLcontext *ctx, - GLenum modeRGB, GLenum modeA ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint b = rmesa->hw.ctx.cmd[CTX_RB3D_BLENDCNTL] & ~RADEON_COMB_FCN_MASK; - GLboolean fallback = GL_FALSE; - - assert( modeRGB == modeA ); - - switch ( modeRGB ) { - case GL_FUNC_ADD: - case GL_LOGIC_OP: - b |= RADEON_COMB_FCN_ADD_CLAMP; - break; - - case GL_FUNC_SUBTRACT: - b |= RADEON_COMB_FCN_SUB_CLAMP; - break; - - default: - if (ctx->Color.BlendEnabled) - fallback = GL_TRUE; - else - b |= RADEON_COMB_FCN_ADD_CLAMP; - break; - } - - FALLBACK( rmesa, RADEON_FALLBACK_BLEND_EQ, fallback ); - if ( !fallback ) { - RADEON_STATECHANGE( rmesa, ctx ); - rmesa->hw.ctx.cmd[CTX_RB3D_BLENDCNTL] = b; - if ( ctx->Color._LogicOpEnabled ) { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_ROP_ENABLE; - } else { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_ROP_ENABLE; - } - } -} - -static void radeonBlendFuncSeparate( GLcontext *ctx, - GLenum sfactorRGB, GLenum dfactorRGB, - GLenum sfactorA, GLenum dfactorA ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint b = rmesa->hw.ctx.cmd[CTX_RB3D_BLENDCNTL] & - ~(RADEON_SRC_BLEND_MASK | RADEON_DST_BLEND_MASK); - GLboolean fallback = GL_FALSE; - - switch ( ctx->Color.BlendSrcRGB ) { - case GL_ZERO: - b |= RADEON_SRC_BLEND_GL_ZERO; - break; - case GL_ONE: - b |= RADEON_SRC_BLEND_GL_ONE; - break; - case GL_DST_COLOR: - b |= RADEON_SRC_BLEND_GL_DST_COLOR; - break; - case GL_ONE_MINUS_DST_COLOR: - b |= RADEON_SRC_BLEND_GL_ONE_MINUS_DST_COLOR; - break; - case GL_SRC_COLOR: - b |= RADEON_SRC_BLEND_GL_SRC_COLOR; - break; - case GL_ONE_MINUS_SRC_COLOR: - b |= RADEON_SRC_BLEND_GL_ONE_MINUS_SRC_COLOR; - break; - case GL_SRC_ALPHA: - b |= RADEON_SRC_BLEND_GL_SRC_ALPHA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - b |= RADEON_SRC_BLEND_GL_ONE_MINUS_SRC_ALPHA; - break; - case GL_DST_ALPHA: - b |= RADEON_SRC_BLEND_GL_DST_ALPHA; - break; - case GL_ONE_MINUS_DST_ALPHA: - b |= RADEON_SRC_BLEND_GL_ONE_MINUS_DST_ALPHA; - break; - case GL_SRC_ALPHA_SATURATE: - b |= RADEON_SRC_BLEND_GL_SRC_ALPHA_SATURATE; - break; - case GL_CONSTANT_COLOR: - case GL_ONE_MINUS_CONSTANT_COLOR: - case GL_CONSTANT_ALPHA: - case GL_ONE_MINUS_CONSTANT_ALPHA: - if (ctx->Color.BlendEnabled) - fallback = GL_TRUE; - else - b |= RADEON_SRC_BLEND_GL_ONE; - break; - default: - break; - } - - switch ( ctx->Color.BlendDstRGB ) { - case GL_ZERO: - b |= RADEON_DST_BLEND_GL_ZERO; - break; - case GL_ONE: - b |= RADEON_DST_BLEND_GL_ONE; - break; - case GL_SRC_COLOR: - b |= RADEON_DST_BLEND_GL_SRC_COLOR; - break; - case GL_ONE_MINUS_SRC_COLOR: - b |= RADEON_DST_BLEND_GL_ONE_MINUS_SRC_COLOR; - break; - case GL_SRC_ALPHA: - b |= RADEON_DST_BLEND_GL_SRC_ALPHA; - break; - case GL_ONE_MINUS_SRC_ALPHA: - b |= RADEON_DST_BLEND_GL_ONE_MINUS_SRC_ALPHA; - break; - case GL_DST_COLOR: - b |= RADEON_DST_BLEND_GL_DST_COLOR; - break; - case GL_ONE_MINUS_DST_COLOR: - b |= RADEON_DST_BLEND_GL_ONE_MINUS_DST_COLOR; - break; - case GL_DST_ALPHA: - b |= RADEON_DST_BLEND_GL_DST_ALPHA; - break; - case GL_ONE_MINUS_DST_ALPHA: - b |= RADEON_DST_BLEND_GL_ONE_MINUS_DST_ALPHA; - break; - case GL_CONSTANT_COLOR: - case GL_ONE_MINUS_CONSTANT_COLOR: - case GL_CONSTANT_ALPHA: - case GL_ONE_MINUS_CONSTANT_ALPHA: - if (ctx->Color.BlendEnabled) - fallback = GL_TRUE; - else - b |= RADEON_DST_BLEND_GL_ZERO; - break; - default: - break; - } - - FALLBACK( rmesa, RADEON_FALLBACK_BLEND_FUNC, fallback ); - if ( !fallback ) { - RADEON_STATECHANGE( rmesa, ctx ); - rmesa->hw.ctx.cmd[CTX_RB3D_BLENDCNTL] = b; - } -} - - -/* ============================================================= - * Depth testing - */ - -static void radeonDepthFunc( GLcontext *ctx, GLenum func ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - RADEON_STATECHANGE( rmesa, ctx ); - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] &= ~RADEON_Z_TEST_MASK; - - switch ( ctx->Depth.Func ) { - case GL_NEVER: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_NEVER; - break; - case GL_LESS: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_LESS; - break; - case GL_EQUAL: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_EQUAL; - break; - case GL_LEQUAL: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_LEQUAL; - break; - case GL_GREATER: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_GREATER; - break; - case GL_NOTEQUAL: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_NEQUAL; - break; - case GL_GEQUAL: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_GEQUAL; - break; - case GL_ALWAYS: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_TEST_ALWAYS; - break; - } -} - - -static void radeonDepthMask( GLcontext *ctx, GLboolean flag ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - RADEON_STATECHANGE( rmesa, ctx ); - - if ( ctx->Depth.Mask ) { - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_Z_WRITE_ENABLE; - } else { - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] &= ~RADEON_Z_WRITE_ENABLE; - } -} - -static void radeonClearDepth( GLcontext *ctx, GLclampd d ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint format = (rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] & - RADEON_DEPTH_FORMAT_MASK); - - switch ( format ) { - case RADEON_DEPTH_FORMAT_16BIT_INT_Z: - rmesa->state.depth.clear = d * 0x0000ffff; - break; - case RADEON_DEPTH_FORMAT_24BIT_INT_Z: - rmesa->state.depth.clear = d * 0x00ffffff; - break; - } -} - - -/* ============================================================= - * Fog - */ - - -static void radeonFogfv( GLcontext *ctx, GLenum pname, const GLfloat *param ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - union { int i; float f; } c, d; - GLchan col[4]; - - c.i = rmesa->hw.fog.cmd[FOG_C]; - d.i = rmesa->hw.fog.cmd[FOG_D]; - - switch (pname) { - case GL_FOG_MODE: - if (!ctx->Fog.Enabled) - return; - RADEON_STATECHANGE(rmesa, tcl); - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] &= ~RADEON_TCL_FOG_MASK; - switch (ctx->Fog.Mode) { - case GL_LINEAR: - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= RADEON_TCL_FOG_LINEAR; - if (ctx->Fog.Start == ctx->Fog.End) { - c.f = 1.0F; - d.f = 1.0F; - } - else { - c.f = ctx->Fog.End/(ctx->Fog.End-ctx->Fog.Start); - d.f = 1.0/(ctx->Fog.End-ctx->Fog.Start); - } - break; - case GL_EXP: - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= RADEON_TCL_FOG_EXP; - c.f = 0.0; - d.f = ctx->Fog.Density; - break; - case GL_EXP2: - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= RADEON_TCL_FOG_EXP2; - c.f = 0.0; - d.f = -(ctx->Fog.Density * ctx->Fog.Density); - break; - default: - return; - } - break; - case GL_FOG_DENSITY: - switch (ctx->Fog.Mode) { - case GL_EXP: - c.f = 0.0; - d.f = ctx->Fog.Density; - break; - case GL_EXP2: - c.f = 0.0; - d.f = -(ctx->Fog.Density * ctx->Fog.Density); - break; - default: - break; - } - break; - case GL_FOG_START: - case GL_FOG_END: - if (ctx->Fog.Mode == GL_LINEAR) { - if (ctx->Fog.Start == ctx->Fog.End) { - c.f = 1.0F; - d.f = 1.0F; - } else { - c.f = ctx->Fog.End/(ctx->Fog.End-ctx->Fog.Start); - d.f = 1.0/(ctx->Fog.End-ctx->Fog.Start); - } - } - break; - case GL_FOG_COLOR: - RADEON_STATECHANGE( rmesa, ctx ); - UNCLAMPED_FLOAT_TO_RGB_CHAN( col, ctx->Fog.Color ); - rmesa->hw.ctx.cmd[CTX_PP_FOG_COLOR] = - radeonPackColor( 4, col[0], col[1], col[2], 0 ); - break; - case GL_FOG_COORDINATE_SOURCE_EXT: - /* What to do? - */ - break; - default: - return; - } - - if (c.i != rmesa->hw.fog.cmd[FOG_C] || d.i != rmesa->hw.fog.cmd[FOG_D]) { - RADEON_STATECHANGE( rmesa, fog ); - rmesa->hw.fog.cmd[FOG_C] = c.i; - rmesa->hw.fog.cmd[FOG_D] = d.i; - } -} - - -/* ============================================================= - * Scissoring - */ - - -static GLboolean intersect_rect( drm_clip_rect_t *out, - drm_clip_rect_t *a, - drm_clip_rect_t *b ) -{ - *out = *a; - if ( b->x1 > out->x1 ) out->x1 = b->x1; - if ( b->y1 > out->y1 ) out->y1 = b->y1; - if ( b->x2 < out->x2 ) out->x2 = b->x2; - if ( b->y2 < out->y2 ) out->y2 = b->y2; - if ( out->x1 >= out->x2 ) return GL_FALSE; - if ( out->y1 >= out->y2 ) return GL_FALSE; - return GL_TRUE; -} - - -void radeonRecalcScissorRects( radeonContextPtr rmesa ) -{ - drm_clip_rect_t *out; - int i; - - /* Grow cliprect store? - */ - if (rmesa->state.scissor.numAllocedClipRects < rmesa->numClipRects) { - while (rmesa->state.scissor.numAllocedClipRects < rmesa->numClipRects) { - rmesa->state.scissor.numAllocedClipRects += 1; /* zero case */ - rmesa->state.scissor.numAllocedClipRects *= 2; - } - - if (rmesa->state.scissor.pClipRects) - FREE(rmesa->state.scissor.pClipRects); - - rmesa->state.scissor.pClipRects = - MALLOC( rmesa->state.scissor.numAllocedClipRects * - sizeof(drm_clip_rect_t) ); - - if ( rmesa->state.scissor.pClipRects == NULL ) { - rmesa->state.scissor.numAllocedClipRects = 0; - return; - } - } - - out = rmesa->state.scissor.pClipRects; - rmesa->state.scissor.numClipRects = 0; - - for ( i = 0 ; i < rmesa->numClipRects ; i++ ) { - if ( intersect_rect( out, - &rmesa->pClipRects[i], - &rmesa->state.scissor.rect ) ) { - rmesa->state.scissor.numClipRects++; - out++; - } - } -} - - -static void radeonUpdateScissor( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - if ( rmesa->dri.drawable ) { - __DRIdrawablePrivate *dPriv = rmesa->dri.drawable; - - int x = ctx->Scissor.X; - int y = dPriv->h - ctx->Scissor.Y - ctx->Scissor.Height; - int w = ctx->Scissor.X + ctx->Scissor.Width - 1; - int h = dPriv->h - ctx->Scissor.Y - 1; - - rmesa->state.scissor.rect.x1 = x + dPriv->x; - rmesa->state.scissor.rect.y1 = y + dPriv->y; - rmesa->state.scissor.rect.x2 = w + dPriv->x + 1; - rmesa->state.scissor.rect.y2 = h + dPriv->y + 1; - - radeonRecalcScissorRects( rmesa ); - } -} - - -static void radeonScissor( GLcontext *ctx, - GLint x, GLint y, GLsizei w, GLsizei h ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - if ( ctx->Scissor.Enabled ) { - RADEON_FIREVERTICES( rmesa ); /* don't pipeline cliprect changes */ - radeonUpdateScissor( ctx ); - } - -} - - -/* ============================================================= - * Culling - */ - -static void radeonCullFace( GLcontext *ctx, GLenum unused ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint s = rmesa->hw.set.cmd[SET_SE_CNTL]; - GLuint t = rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL]; - - s |= RADEON_FFACE_SOLID | RADEON_BFACE_SOLID; - t &= ~(RADEON_CULL_FRONT | RADEON_CULL_BACK); - - if ( ctx->Polygon.CullFlag ) { - switch ( ctx->Polygon.CullFaceMode ) { - case GL_FRONT: - s &= ~RADEON_FFACE_SOLID; - t |= RADEON_CULL_FRONT; - break; - case GL_BACK: - s &= ~RADEON_BFACE_SOLID; - t |= RADEON_CULL_BACK; - break; - case GL_FRONT_AND_BACK: - s &= ~(RADEON_FFACE_SOLID | RADEON_BFACE_SOLID); - t |= (RADEON_CULL_FRONT | RADEON_CULL_BACK); - break; - } - } - - if ( rmesa->hw.set.cmd[SET_SE_CNTL] != s ) { - RADEON_STATECHANGE(rmesa, set ); - rmesa->hw.set.cmd[SET_SE_CNTL] = s; - } - - if ( rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] != t ) { - RADEON_STATECHANGE(rmesa, tcl ); - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] = t; - } -} - -static void radeonFrontFace( GLcontext *ctx, GLenum mode ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - RADEON_STATECHANGE( rmesa, set ); - rmesa->hw.set.cmd[SET_SE_CNTL] &= ~RADEON_FFACE_CULL_DIR_MASK; - - RADEON_STATECHANGE( rmesa, tcl ); - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] &= ~RADEON_CULL_FRONT_IS_CCW; - - switch ( mode ) { - case GL_CW: - rmesa->hw.set.cmd[SET_SE_CNTL] |= RADEON_FFACE_CULL_CW; - break; - case GL_CCW: - rmesa->hw.set.cmd[SET_SE_CNTL] |= RADEON_FFACE_CULL_CCW; - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= RADEON_CULL_FRONT_IS_CCW; - break; - } -} - - -/* ============================================================= - * Line state - */ -static void radeonLineWidth( GLcontext *ctx, GLfloat widthf ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - RADEON_STATECHANGE( rmesa, lin ); - RADEON_STATECHANGE( rmesa, set ); - - /* Line width is stored in U6.4 format. - */ - rmesa->hw.lin.cmd[LIN_SE_LINE_WIDTH] = (GLuint)(widthf * 16.0); - if ( widthf > 1.0 ) { - rmesa->hw.set.cmd[SET_SE_CNTL] |= RADEON_WIDELINE_ENABLE; - } else { - rmesa->hw.set.cmd[SET_SE_CNTL] &= ~RADEON_WIDELINE_ENABLE; - } -} - -static void radeonLineStipple( GLcontext *ctx, GLint factor, GLushort pattern ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - RADEON_STATECHANGE( rmesa, lin ); - rmesa->hw.lin.cmd[LIN_RE_LINE_PATTERN] = - ((((GLuint)factor & 0xff) << 16) | ((GLuint)pattern)); -} - - -/* ============================================================= - * Masks - */ -static void radeonColorMask( GLcontext *ctx, - GLboolean r, GLboolean g, - GLboolean b, GLboolean a ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint mask = radeonPackColor( rmesa->radeonScreen->cpp, - ctx->Color.ColorMask[RCOMP], - ctx->Color.ColorMask[GCOMP], - ctx->Color.ColorMask[BCOMP], - ctx->Color.ColorMask[ACOMP] ); - - if ( rmesa->hw.msk.cmd[MSK_RB3D_PLANEMASK] != mask ) { - RADEON_STATECHANGE( rmesa, msk ); - rmesa->hw.msk.cmd[MSK_RB3D_PLANEMASK] = mask; - } -} - - -/* ============================================================= - * Polygon state - */ - -static void radeonPolygonOffset( GLcontext *ctx, - GLfloat factor, GLfloat units ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLfloat constant = units * rmesa->state.depth.scale; - - RADEON_STATECHANGE( rmesa, zbs ); - rmesa->hw.zbs.cmd[ZBS_SE_ZBIAS_FACTOR] = *(GLuint *)&factor; - rmesa->hw.zbs.cmd[ZBS_SE_ZBIAS_CONSTANT] = *(GLuint *)&constant; -} - -static void radeonPolygonStipple( GLcontext *ctx, const GLubyte *mask ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint i; - drm_radeon_stipple_t stipple; - - /* Must flip pattern upside down. - */ - for ( i = 0 ; i < 32 ; i++ ) { - rmesa->state.stipple.mask[31 - i] = ((GLuint *) mask)[i]; - } - - /* TODO: push this into cmd mechanism - */ - RADEON_FIREVERTICES( rmesa ); - LOCK_HARDWARE( rmesa ); - - /* FIXME: Use window x,y offsets into stipple RAM. - */ - stipple.mask = rmesa->state.stipple.mask; - drmCommandWrite( rmesa->dri.fd, DRM_RADEON_STIPPLE, - &stipple, sizeof(drm_radeon_stipple_t) ); - UNLOCK_HARDWARE( rmesa ); -} - -static void radeonPolygonMode( GLcontext *ctx, GLenum face, GLenum mode ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLboolean flag = (ctx->_TriangleCaps & DD_TRI_UNFILLED) != 0; - - /* Can't generally do unfilled via tcl, but some good special - * cases work. - */ - TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_UNFILLED, flag); - if (rmesa->TclFallback) { - radeonChooseRenderState( ctx ); - radeonChooseVertexState( ctx ); - } -} - - -/* ============================================================= - * Rendering attributes - * - * We really don't want to recalculate all this every time we bind a - * texture. These things shouldn't change all that often, so it makes - * sense to break them out of the core texture state update routines. - */ - -/* Examine lighting and texture state to determine if separate specular - * should be enabled. - */ -static void radeonUpdateSpecular( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - u_int32_t p = rmesa->hw.ctx.cmd[CTX_PP_CNTL]; - - RADEON_STATECHANGE( rmesa, tcl ); - - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] &= ~RADEON_TCL_COMPUTE_SPECULAR; - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] &= ~RADEON_TCL_COMPUTE_DIFFUSE; - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] &= ~RADEON_TCL_VTX_PK_SPEC; - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] &= ~RADEON_TCL_VTX_PK_DIFFUSE; - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= ~RADEON_LIGHTING_ENABLE; - - p &= ~RADEON_SPECULAR_ENABLE; - - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_DIFFUSE_SPECULAR_COMBINE; - - - if (ctx->Light.Enabled && - ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR) { - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] |= RADEON_TCL_COMPUTE_SPECULAR; - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] |= RADEON_TCL_COMPUTE_DIFFUSE; - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_SPEC; - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_DIFFUSE; - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_LIGHTING_ENABLE; - p |= RADEON_SPECULAR_ENABLE; - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= - ~RADEON_DIFFUSE_SPECULAR_COMBINE; - } - else if (ctx->Light.Enabled) { - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] |= RADEON_TCL_COMPUTE_DIFFUSE; - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_DIFFUSE; - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_LIGHTING_ENABLE; - } else if (ctx->Fog.ColorSumEnabled ) { - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_SPEC; - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_DIFFUSE; - p |= RADEON_SPECULAR_ENABLE; - } else { - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_DIFFUSE; - } - - if (ctx->Fog.Enabled) { - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] |= RADEON_TCL_COMPUTE_SPECULAR; - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXFMT] |= RADEON_TCL_VTX_PK_SPEC; - - /* Bizzare: have to leave lighting enabled to get fog. - */ - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_LIGHTING_ENABLE; - } - - if (NEED_SECONDARY_COLOR(ctx)) { - assert( (p & RADEON_SPECULAR_ENABLE) != 0 ); - } else { - assert( (p & RADEON_SPECULAR_ENABLE) == 0 ); - } - - if ( rmesa->hw.ctx.cmd[CTX_PP_CNTL] != p ) { - RADEON_STATECHANGE( rmesa, ctx ); - rmesa->hw.ctx.cmd[CTX_PP_CNTL] = p; - } - - /* Update vertex/render formats - */ - if (rmesa->TclFallback) { - radeonChooseRenderState( ctx ); - radeonChooseVertexState( ctx ); - } -} - - -/* ============================================================= - * Materials - */ - - -/* Update on colormaterial, material emmissive/ambient, - * lightmodel.globalambient - */ -static void update_global_ambient( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - float *fcmd = (float *)RADEON_DB_STATE( glt ); - - /* Need to do more if both emmissive & ambient are PREMULT: - * Hope this is not needed for MULT - */ - if ((rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] & - ((3 << RADEON_EMISSIVE_SOURCE_SHIFT) | - (3 << RADEON_AMBIENT_SOURCE_SHIFT))) == 0) - { - COPY_3V( &fcmd[GLT_RED], - ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_EMISSION]); - ACC_SCALE_3V( &fcmd[GLT_RED], - ctx->Light.Model.Ambient, - ctx->Light.Material.Attrib[MAT_ATTRIB_FRONT_AMBIENT]); - } - else - { - COPY_3V( &fcmd[GLT_RED], ctx->Light.Model.Ambient ); - } - - RADEON_DB_STATECHANGE(rmesa, &rmesa->hw.glt); -} - -/* Update on change to - * - light[p].colors - * - light[p].enabled - */ -static void update_light_colors( GLcontext *ctx, GLuint p ) -{ - struct gl_light *l = &ctx->Light.Light[p]; - -/* fprintf(stderr, "%s\n", __FUNCTION__); */ - - if (l->Enabled) { - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - float *fcmd = (float *)RADEON_DB_STATE( lit[p] ); - - COPY_4V( &fcmd[LIT_AMBIENT_RED], l->Ambient ); - COPY_4V( &fcmd[LIT_DIFFUSE_RED], l->Diffuse ); - COPY_4V( &fcmd[LIT_SPECULAR_RED], l->Specular ); - - RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.lit[p] ); - } -} - -/* Also fallback for asym colormaterial mode in twoside lighting... - */ -static void check_twoside_fallback( GLcontext *ctx ) -{ - GLboolean fallback = GL_FALSE; - GLint i; - - if (ctx->Light.Enabled && ctx->Light.Model.TwoSide) { - if (ctx->Light.ColorMaterialEnabled && - (ctx->Light.ColorMaterialBitmask & BACK_MATERIAL_BITS) != - ((ctx->Light.ColorMaterialBitmask & FRONT_MATERIAL_BITS)<<1)) - fallback = GL_TRUE; - else { - for (i = MAT_ATTRIB_FRONT_AMBIENT; i < MAT_ATTRIB_FRONT_INDEXES; i+=2) - if (memcmp( ctx->Light.Material.Attrib[i], - ctx->Light.Material.Attrib[i+1], - sizeof(GLfloat)*4) != 0) { - fallback = GL_TRUE; - break; - } - } - } - - TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_LIGHT_TWOSIDE, fallback ); -} - - -static void radeonColorMaterial( GLcontext *ctx, GLenum face, GLenum mode ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint light_model_ctl1 = rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]; - - light_model_ctl1 &= ~((3 << RADEON_EMISSIVE_SOURCE_SHIFT) | - (3 << RADEON_AMBIENT_SOURCE_SHIFT) | - (3 << RADEON_DIFFUSE_SOURCE_SHIFT) | - (3 << RADEON_SPECULAR_SOURCE_SHIFT)); - - if (ctx->Light.ColorMaterialEnabled) { - GLuint mask = ctx->Light.ColorMaterialBitmask; - - if (mask & MAT_BIT_FRONT_EMISSION) { - light_model_ctl1 |= (RADEON_LM_SOURCE_VERTEX_DIFFUSE << - RADEON_EMISSIVE_SOURCE_SHIFT); - } - else { - light_model_ctl1 |= (RADEON_LM_SOURCE_STATE_MULT << - RADEON_EMISSIVE_SOURCE_SHIFT); - } - - if (mask & MAT_BIT_FRONT_AMBIENT) { - light_model_ctl1 |= (RADEON_LM_SOURCE_VERTEX_DIFFUSE << - RADEON_AMBIENT_SOURCE_SHIFT); - } - else { - light_model_ctl1 |= (RADEON_LM_SOURCE_STATE_MULT << - RADEON_AMBIENT_SOURCE_SHIFT); - } - - if (mask & MAT_BIT_FRONT_DIFFUSE) { - light_model_ctl1 |= (RADEON_LM_SOURCE_VERTEX_DIFFUSE << - RADEON_DIFFUSE_SOURCE_SHIFT); - } - else { - light_model_ctl1 |= (RADEON_LM_SOURCE_STATE_MULT << - RADEON_DIFFUSE_SOURCE_SHIFT); - } - - if (mask & MAT_BIT_FRONT_SPECULAR) { - light_model_ctl1 |= (RADEON_LM_SOURCE_VERTEX_DIFFUSE << - RADEON_SPECULAR_SOURCE_SHIFT); - } - else { - light_model_ctl1 |= (RADEON_LM_SOURCE_STATE_MULT << - RADEON_SPECULAR_SOURCE_SHIFT); - } - } - else { - /* Default to MULT: - */ - light_model_ctl1 |= (RADEON_LM_SOURCE_STATE_MULT << RADEON_EMISSIVE_SOURCE_SHIFT) | - (RADEON_LM_SOURCE_STATE_MULT << RADEON_AMBIENT_SOURCE_SHIFT) | - (RADEON_LM_SOURCE_STATE_MULT << RADEON_DIFFUSE_SOURCE_SHIFT) | - (RADEON_LM_SOURCE_STATE_MULT << RADEON_SPECULAR_SOURCE_SHIFT); - } - - if (light_model_ctl1 != rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]) { - RADEON_STATECHANGE( rmesa, tcl ); - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] = light_model_ctl1; - } -} - -void radeonUpdateMaterial( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLfloat (*mat)[4] = ctx->Light.Material.Attrib; - GLfloat *fcmd = (GLfloat *)RADEON_DB_STATE( mtl ); - GLuint mask = ~0; - - if (ctx->Light.ColorMaterialEnabled) - mask &= ~ctx->Light.ColorMaterialBitmask; - - if (RADEON_DEBUG & DEBUG_STATE) - fprintf(stderr, "%s\n", __FUNCTION__); - - - if (mask & MAT_BIT_FRONT_EMISSION) { - fcmd[MTL_EMMISSIVE_RED] = mat[MAT_ATTRIB_FRONT_EMISSION][0]; - fcmd[MTL_EMMISSIVE_GREEN] = mat[MAT_ATTRIB_FRONT_EMISSION][1]; - fcmd[MTL_EMMISSIVE_BLUE] = mat[MAT_ATTRIB_FRONT_EMISSION][2]; - fcmd[MTL_EMMISSIVE_ALPHA] = mat[MAT_ATTRIB_FRONT_EMISSION][3]; - } - if (mask & MAT_BIT_FRONT_AMBIENT) { - fcmd[MTL_AMBIENT_RED] = mat[MAT_ATTRIB_FRONT_AMBIENT][0]; - fcmd[MTL_AMBIENT_GREEN] = mat[MAT_ATTRIB_FRONT_AMBIENT][1]; - fcmd[MTL_AMBIENT_BLUE] = mat[MAT_ATTRIB_FRONT_AMBIENT][2]; - fcmd[MTL_AMBIENT_ALPHA] = mat[MAT_ATTRIB_FRONT_AMBIENT][3]; - } - if (mask & MAT_BIT_FRONT_DIFFUSE) { - fcmd[MTL_DIFFUSE_RED] = mat[MAT_ATTRIB_FRONT_DIFFUSE][0]; - fcmd[MTL_DIFFUSE_GREEN] = mat[MAT_ATTRIB_FRONT_DIFFUSE][1]; - fcmd[MTL_DIFFUSE_BLUE] = mat[MAT_ATTRIB_FRONT_DIFFUSE][2]; - fcmd[MTL_DIFFUSE_ALPHA] = mat[MAT_ATTRIB_FRONT_DIFFUSE][3]; - } - if (mask & MAT_BIT_FRONT_SPECULAR) { - fcmd[MTL_SPECULAR_RED] = mat[MAT_ATTRIB_FRONT_SPECULAR][0]; - fcmd[MTL_SPECULAR_GREEN] = mat[MAT_ATTRIB_FRONT_SPECULAR][1]; - fcmd[MTL_SPECULAR_BLUE] = mat[MAT_ATTRIB_FRONT_SPECULAR][2]; - fcmd[MTL_SPECULAR_ALPHA] = mat[MAT_ATTRIB_FRONT_SPECULAR][3]; - } - if (mask & MAT_BIT_FRONT_SHININESS) { - fcmd[MTL_SHININESS] = mat[MAT_ATTRIB_FRONT_SHININESS][0]; - } - - RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.mtl ); - - check_twoside_fallback( ctx ); -/* update_global_ambient( ctx );*/ -} - -/* _NEW_LIGHT - * _NEW_MODELVIEW - * _MESA_NEW_NEED_EYE_COORDS - * - * Uses derived state from mesa: - * _VP_inf_norm - * _h_inf_norm - * _Position - * _NormDirection - * _ModelViewInvScale - * _NeedEyeCoords - * _EyeZDir - * - * which are calculated in light.c and are correct for the current - * lighting space (model or eye), hence dependencies on _NEW_MODELVIEW - * and _MESA_NEW_NEED_EYE_COORDS. - */ -static void update_light( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - /* Have to check these, or have an automatic shortcircuit mechanism - * to remove noop statechanges. (Or just do a better job on the - * front end). - */ - { - GLuint tmp = rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]; - - if (ctx->_NeedEyeCoords) - tmp &= ~RADEON_LIGHT_IN_MODELSPACE; - else - tmp |= RADEON_LIGHT_IN_MODELSPACE; - - - /* Leave this test disabled: (unexplained q3 lockup) (even with - new packets) - */ - if (tmp != rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]) - { - RADEON_STATECHANGE( rmesa, tcl ); - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] = tmp; - } - } - - { - GLfloat *fcmd = (GLfloat *)RADEON_DB_STATE( eye ); - fcmd[EYE_X] = ctx->_EyeZDir[0]; - fcmd[EYE_Y] = ctx->_EyeZDir[1]; - fcmd[EYE_Z] = - ctx->_EyeZDir[2]; - fcmd[EYE_RESCALE_FACTOR] = ctx->_ModelViewInvScale; - RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.eye ); - } - - - - if (ctx->Light.Enabled) { - GLint p; - for (p = 0 ; p < MAX_LIGHTS; p++) { - if (ctx->Light.Light[p].Enabled) { - struct gl_light *l = &ctx->Light.Light[p]; - GLfloat *fcmd = (GLfloat *)RADEON_DB_STATE( lit[p] ); - - if (l->EyePosition[3] == 0.0) { - COPY_3FV( &fcmd[LIT_POSITION_X], l->_VP_inf_norm ); - COPY_3FV( &fcmd[LIT_DIRECTION_X], l->_h_inf_norm ); - fcmd[LIT_POSITION_W] = 0; - fcmd[LIT_DIRECTION_W] = 0; - } else { - COPY_4V( &fcmd[LIT_POSITION_X], l->_Position ); - fcmd[LIT_DIRECTION_X] = -l->_NormDirection[0]; - fcmd[LIT_DIRECTION_Y] = -l->_NormDirection[1]; - fcmd[LIT_DIRECTION_Z] = -l->_NormDirection[2]; - fcmd[LIT_DIRECTION_W] = 0; - } - - RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.lit[p] ); - } - } - } -} - -static void radeonLightfv( GLcontext *ctx, GLenum light, - GLenum pname, const GLfloat *params ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLint p = light - GL_LIGHT0; - struct gl_light *l = &ctx->Light.Light[p]; - GLfloat *fcmd = (GLfloat *)rmesa->hw.lit[p].cmd; - - - switch (pname) { - case GL_AMBIENT: - case GL_DIFFUSE: - case GL_SPECULAR: - update_light_colors( ctx, p ); - break; - - case GL_SPOT_DIRECTION: - /* picked up in update_light */ - break; - - case GL_POSITION: { - /* positions picked up in update_light, but can do flag here */ - GLuint flag; - GLuint idx = TCL_PER_LIGHT_CTL_0 + p/2; - - /* FIXME: Set RANGE_ATTEN only when needed */ - if (p&1) - flag = RADEON_LIGHT_1_IS_LOCAL; - else - flag = RADEON_LIGHT_0_IS_LOCAL; - - RADEON_STATECHANGE(rmesa, tcl); - if (l->EyePosition[3] != 0.0F) - rmesa->hw.tcl.cmd[idx] |= flag; - else - rmesa->hw.tcl.cmd[idx] &= ~flag; - break; - } - - case GL_SPOT_EXPONENT: - RADEON_STATECHANGE(rmesa, lit[p]); - fcmd[LIT_SPOT_EXPONENT] = params[0]; - break; - - case GL_SPOT_CUTOFF: { - GLuint flag = (p&1) ? RADEON_LIGHT_1_IS_SPOT : RADEON_LIGHT_0_IS_SPOT; - GLuint idx = TCL_PER_LIGHT_CTL_0 + p/2; - - RADEON_STATECHANGE(rmesa, lit[p]); - fcmd[LIT_SPOT_CUTOFF] = l->_CosCutoff; - - RADEON_STATECHANGE(rmesa, tcl); - if (l->SpotCutoff != 180.0F) - rmesa->hw.tcl.cmd[idx] |= flag; - else - rmesa->hw.tcl.cmd[idx] &= ~flag; - - break; - } - - case GL_CONSTANT_ATTENUATION: - RADEON_STATECHANGE(rmesa, lit[p]); - fcmd[LIT_ATTEN_CONST] = params[0]; - if ( params[0] == 0.0 ) - fcmd[LIT_ATTEN_CONST_INV] = FLT_MAX; - else - fcmd[LIT_ATTEN_CONST_INV] = 1.0 / params[0]; - break; - case GL_LINEAR_ATTENUATION: - RADEON_STATECHANGE(rmesa, lit[p]); - fcmd[LIT_ATTEN_LINEAR] = params[0]; - break; - case GL_QUADRATIC_ATTENUATION: - RADEON_STATECHANGE(rmesa, lit[p]); - fcmd[LIT_ATTEN_QUADRATIC] = params[0]; - break; - default: - return; - } - - /* Set RANGE_ATTEN only when needed */ - switch (pname) { - case GL_POSITION: - case GL_CONSTANT_ATTENUATION: - case GL_LINEAR_ATTENUATION: - case GL_QUADRATIC_ATTENUATION: - { - GLuint *icmd = (GLuint *)RADEON_DB_STATE( tcl ); - GLuint idx = TCL_PER_LIGHT_CTL_0 + p/2; - GLuint atten_flag = ( p&1 ) ? RADEON_LIGHT_1_ENABLE_RANGE_ATTEN - : RADEON_LIGHT_0_ENABLE_RANGE_ATTEN; - GLuint atten_const_flag = ( p&1 ) ? RADEON_LIGHT_1_CONSTANT_RANGE_ATTEN - : RADEON_LIGHT_0_CONSTANT_RANGE_ATTEN; - - if ( l->EyePosition[3] == 0.0F || - ( ( fcmd[LIT_ATTEN_CONST] == 0.0 || fcmd[LIT_ATTEN_CONST] == 1.0 ) && - fcmd[LIT_ATTEN_QUADRATIC] == 0.0 && fcmd[LIT_ATTEN_LINEAR] == 0.0 ) ) { - /* Disable attenuation */ - icmd[idx] &= ~atten_flag; - } else { - if ( fcmd[LIT_ATTEN_QUADRATIC] == 0.0 && fcmd[LIT_ATTEN_LINEAR] == 0.0 ) { - /* Enable only constant portion of attenuation calculation */ - icmd[idx] |= ( atten_flag | atten_const_flag ); - } else { - /* Enable full attenuation calculation */ - icmd[idx] &= ~atten_const_flag; - icmd[idx] |= atten_flag; - } - } - - RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.tcl ); - break; - } - default: - break; - } -} - - - - -static void radeonLightModelfv( GLcontext *ctx, GLenum pname, - const GLfloat *param ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - switch (pname) { - case GL_LIGHT_MODEL_AMBIENT: - update_global_ambient( ctx ); - break; - - case GL_LIGHT_MODEL_LOCAL_VIEWER: - RADEON_STATECHANGE( rmesa, tcl ); - if (ctx->Light.Model.LocalViewer) - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_LOCAL_VIEWER; - else - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= ~RADEON_LOCAL_VIEWER; - break; - - case GL_LIGHT_MODEL_TWO_SIDE: - RADEON_STATECHANGE( rmesa, tcl ); - if (ctx->Light.Model.TwoSide) - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= RADEON_LIGHT_TWOSIDE; - else - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] &= ~RADEON_LIGHT_TWOSIDE; - - check_twoside_fallback( ctx ); - - if (rmesa->TclFallback) { - radeonChooseRenderState( ctx ); - radeonChooseVertexState( ctx ); - } - break; - - case GL_LIGHT_MODEL_COLOR_CONTROL: - radeonUpdateSpecular(ctx); - break; - - default: - break; - } -} - -static void radeonShadeModel( GLcontext *ctx, GLenum mode ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint s = rmesa->hw.set.cmd[SET_SE_CNTL]; - - s &= ~(RADEON_DIFFUSE_SHADE_MASK | - RADEON_ALPHA_SHADE_MASK | - RADEON_SPECULAR_SHADE_MASK | - RADEON_FOG_SHADE_MASK); - - switch ( mode ) { - case GL_FLAT: - s |= (RADEON_DIFFUSE_SHADE_FLAT | - RADEON_ALPHA_SHADE_FLAT | - RADEON_SPECULAR_SHADE_FLAT | - RADEON_FOG_SHADE_FLAT); - break; - case GL_SMOOTH: - s |= (RADEON_DIFFUSE_SHADE_GOURAUD | - RADEON_ALPHA_SHADE_GOURAUD | - RADEON_SPECULAR_SHADE_GOURAUD | - RADEON_FOG_SHADE_GOURAUD); - break; - default: - return; - } - - if ( rmesa->hw.set.cmd[SET_SE_CNTL] != s ) { - RADEON_STATECHANGE( rmesa, set ); - rmesa->hw.set.cmd[SET_SE_CNTL] = s; - } -} - - -/* ============================================================= - * User clip planes - */ - -static void radeonClipPlane( GLcontext *ctx, GLenum plane, const GLfloat *eq ) -{ - GLint p = (GLint) plane - (GLint) GL_CLIP_PLANE0; - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLint *ip = (GLint *)ctx->Transform._ClipUserPlane[p]; - - RADEON_STATECHANGE( rmesa, ucp[p] ); - rmesa->hw.ucp[p].cmd[UCP_X] = ip[0]; - rmesa->hw.ucp[p].cmd[UCP_Y] = ip[1]; - rmesa->hw.ucp[p].cmd[UCP_Z] = ip[2]; - rmesa->hw.ucp[p].cmd[UCP_W] = ip[3]; -} - -static void radeonUpdateClipPlanes( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint p; - - for (p = 0; p < ctx->Const.MaxClipPlanes; p++) { - if (ctx->Transform.ClipPlanesEnabled & (1 << p)) { - GLint *ip = (GLint *)ctx->Transform._ClipUserPlane[p]; - - RADEON_STATECHANGE( rmesa, ucp[p] ); - rmesa->hw.ucp[p].cmd[UCP_X] = ip[0]; - rmesa->hw.ucp[p].cmd[UCP_Y] = ip[1]; - rmesa->hw.ucp[p].cmd[UCP_Z] = ip[2]; - rmesa->hw.ucp[p].cmd[UCP_W] = ip[3]; - } - } -} - - -/* ============================================================= - * Stencil - */ - -static void radeonStencilFunc( GLcontext *ctx, GLenum func, - GLint ref, GLuint mask ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint refmask = ((ctx->Stencil.Ref[0] << RADEON_STENCIL_REF_SHIFT) | - (ctx->Stencil.ValueMask[0] << RADEON_STENCIL_MASK_SHIFT)); - - RADEON_STATECHANGE( rmesa, ctx ); - RADEON_STATECHANGE( rmesa, msk ); - - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] &= ~RADEON_STENCIL_TEST_MASK; - rmesa->hw.msk.cmd[MSK_RB3D_STENCILREFMASK] &= ~(RADEON_STENCIL_REF_MASK| - RADEON_STENCIL_VALUE_MASK); - - switch ( ctx->Stencil.Function[0] ) { - case GL_NEVER: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_NEVER; - break; - case GL_LESS: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_LESS; - break; - case GL_EQUAL: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_EQUAL; - break; - case GL_LEQUAL: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_LEQUAL; - break; - case GL_GREATER: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_GREATER; - break; - case GL_NOTEQUAL: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_NEQUAL; - break; - case GL_GEQUAL: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_GEQUAL; - break; - case GL_ALWAYS: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_TEST_ALWAYS; - break; - } - - rmesa->hw.msk.cmd[MSK_RB3D_STENCILREFMASK] |= refmask; -} - -static void radeonStencilMask( GLcontext *ctx, GLuint mask ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - RADEON_STATECHANGE( rmesa, msk ); - rmesa->hw.msk.cmd[MSK_RB3D_STENCILREFMASK] &= ~RADEON_STENCIL_WRITE_MASK; - rmesa->hw.msk.cmd[MSK_RB3D_STENCILREFMASK] |= - (ctx->Stencil.WriteMask[0] << RADEON_STENCIL_WRITEMASK_SHIFT); -} - -static void radeonStencilOp( GLcontext *ctx, GLenum fail, - GLenum zfail, GLenum zpass ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - /* radeon 7200 have stencil bug, DEC and INC_WRAP will actually both do DEC_WRAP, - and DEC_WRAP (and INVERT) will do INVERT. No way to get correct INC_WRAP and DEC, - but DEC_WRAP can be fixed by using DEC and INC_WRAP at least use INC. */ - - GLuint tempRADEON_STENCIL_FAIL_DEC_WRAP; - GLuint tempRADEON_STENCIL_FAIL_INC_WRAP; - GLuint tempRADEON_STENCIL_ZFAIL_DEC_WRAP; - GLuint tempRADEON_STENCIL_ZFAIL_INC_WRAP; - GLuint tempRADEON_STENCIL_ZPASS_DEC_WRAP; - GLuint tempRADEON_STENCIL_ZPASS_INC_WRAP; - - if (rmesa->radeonScreen->chipset & RADEON_CHIPSET_BROKEN_STENCIL) { - tempRADEON_STENCIL_FAIL_DEC_WRAP = RADEON_STENCIL_FAIL_DEC; - tempRADEON_STENCIL_FAIL_INC_WRAP = RADEON_STENCIL_FAIL_INC; - tempRADEON_STENCIL_ZFAIL_DEC_WRAP = RADEON_STENCIL_ZFAIL_DEC; - tempRADEON_STENCIL_ZFAIL_INC_WRAP = RADEON_STENCIL_ZFAIL_INC; - tempRADEON_STENCIL_ZPASS_DEC_WRAP = RADEON_STENCIL_ZPASS_DEC; - tempRADEON_STENCIL_ZPASS_INC_WRAP = RADEON_STENCIL_ZPASS_INC; - } - else { - tempRADEON_STENCIL_FAIL_DEC_WRAP = RADEON_STENCIL_FAIL_DEC_WRAP; - tempRADEON_STENCIL_FAIL_INC_WRAP = RADEON_STENCIL_FAIL_INC_WRAP; - tempRADEON_STENCIL_ZFAIL_DEC_WRAP = RADEON_STENCIL_ZFAIL_DEC_WRAP; - tempRADEON_STENCIL_ZFAIL_INC_WRAP = RADEON_STENCIL_ZFAIL_INC_WRAP; - tempRADEON_STENCIL_ZPASS_DEC_WRAP = RADEON_STENCIL_ZPASS_DEC_WRAP; - tempRADEON_STENCIL_ZPASS_INC_WRAP = RADEON_STENCIL_ZPASS_INC_WRAP; - } - - RADEON_STATECHANGE( rmesa, ctx ); - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] &= ~(RADEON_STENCIL_FAIL_MASK | - RADEON_STENCIL_ZFAIL_MASK | - RADEON_STENCIL_ZPASS_MASK); - - switch ( ctx->Stencil.FailFunc[0] ) { - case GL_KEEP: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_KEEP; - break; - case GL_ZERO: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_ZERO; - break; - case GL_REPLACE: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_REPLACE; - break; - case GL_INCR: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_INC; - break; - case GL_DECR: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_DEC; - break; - case GL_INCR_WRAP: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_FAIL_INC_WRAP; - break; - case GL_DECR_WRAP: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_FAIL_DEC_WRAP; - break; - case GL_INVERT: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_FAIL_INVERT; - break; - } - - switch ( ctx->Stencil.ZFailFunc[0] ) { - case GL_KEEP: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_KEEP; - break; - case GL_ZERO: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_ZERO; - break; - case GL_REPLACE: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_REPLACE; - break; - case GL_INCR: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_INC; - break; - case GL_DECR: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_DEC; - break; - case GL_INCR_WRAP: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_ZFAIL_INC_WRAP; - break; - case GL_DECR_WRAP: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_ZFAIL_DEC_WRAP; - break; - case GL_INVERT: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZFAIL_INVERT; - break; - } - - switch ( ctx->Stencil.ZPassFunc[0] ) { - case GL_KEEP: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_KEEP; - break; - case GL_ZERO: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_ZERO; - break; - case GL_REPLACE: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_REPLACE; - break; - case GL_INCR: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_INC; - break; - case GL_DECR: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_DEC; - break; - case GL_INCR_WRAP: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_ZPASS_INC_WRAP; - break; - case GL_DECR_WRAP: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= tempRADEON_STENCIL_ZPASS_DEC_WRAP; - break; - case GL_INVERT: - rmesa->hw.ctx.cmd[CTX_RB3D_ZSTENCILCNTL] |= RADEON_STENCIL_ZPASS_INVERT; - break; - } -} - -static void radeonClearStencil( GLcontext *ctx, GLint s ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - rmesa->state.stencil.clear = - ((GLuint) ctx->Stencil.Clear | - (0xff << RADEON_STENCIL_MASK_SHIFT) | - (ctx->Stencil.WriteMask[0] << RADEON_STENCIL_WRITEMASK_SHIFT)); -} - - -/* ============================================================= - * Window position and viewport transformation - */ - -/* - * To correctly position primitives: - */ -#define SUBPIXEL_X 0.125 -#define SUBPIXEL_Y 0.125 - -void radeonUpdateWindow( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - __DRIdrawablePrivate *dPriv = rmesa->dri.drawable; - GLfloat xoffset = (GLfloat)dPriv->x; - GLfloat yoffset = (GLfloat)dPriv->y + dPriv->h; - const GLfloat *v = ctx->Viewport._WindowMap.m; - - GLfloat sx = v[MAT_SX]; - GLfloat tx = v[MAT_TX] + xoffset + SUBPIXEL_X; - GLfloat sy = - v[MAT_SY]; - GLfloat ty = (- v[MAT_TY]) + yoffset + SUBPIXEL_Y; - GLfloat sz = v[MAT_SZ] * rmesa->state.depth.scale; - GLfloat tz = v[MAT_TZ] * rmesa->state.depth.scale; - RADEON_FIREVERTICES( rmesa ); - RADEON_STATECHANGE( rmesa, vpt ); - - rmesa->hw.vpt.cmd[VPT_SE_VPORT_XSCALE] = *(GLuint *)&sx; - rmesa->hw.vpt.cmd[VPT_SE_VPORT_XOFFSET] = *(GLuint *)&tx; - rmesa->hw.vpt.cmd[VPT_SE_VPORT_YSCALE] = *(GLuint *)&sy; - rmesa->hw.vpt.cmd[VPT_SE_VPORT_YOFFSET] = *(GLuint *)&ty; - rmesa->hw.vpt.cmd[VPT_SE_VPORT_ZSCALE] = *(GLuint *)&sz; - rmesa->hw.vpt.cmd[VPT_SE_VPORT_ZOFFSET] = *(GLuint *)&tz; -} - - - -static void radeonViewport( GLcontext *ctx, GLint x, GLint y, - GLsizei width, GLsizei height ) -{ - /* update size of Mesa/software ancillary buffers */ - _mesa_ResizeBuffersMESA(); - /* Don't pipeline viewport changes, conflict with window offset - * setting below. Could apply deltas to rescue pipelined viewport - * values, or keep the originals hanging around. - */ - RADEON_FIREVERTICES( RADEON_CONTEXT(ctx) ); - radeonUpdateWindow( ctx ); -} - -static void radeonDepthRange( GLcontext *ctx, GLclampd nearval, - GLclampd farval ) -{ - radeonUpdateWindow( ctx ); -} - -void radeonUpdateViewportOffset( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - __DRIdrawablePrivate *dPriv = rmesa->dri.drawable; - GLfloat xoffset = (GLfloat)dPriv->x; - GLfloat yoffset = (GLfloat)dPriv->y + dPriv->h; - const GLfloat *v = ctx->Viewport._WindowMap.m; - - GLfloat tx = v[MAT_TX] + xoffset + SUBPIXEL_X; - GLfloat ty = (- v[MAT_TY]) + yoffset + SUBPIXEL_Y; - - if ( rmesa->hw.vpt.cmd[VPT_SE_VPORT_XOFFSET] != *(GLuint *)&tx || - rmesa->hw.vpt.cmd[VPT_SE_VPORT_YOFFSET] != *(GLuint *)&ty ) - { - /* Note: this should also modify whatever data the context reset - * code uses... - */ - rmesa->hw.vpt.cmd[VPT_SE_VPORT_XOFFSET] = *(GLuint *)&tx; - rmesa->hw.vpt.cmd[VPT_SE_VPORT_YOFFSET] = *(GLuint *)&ty; - - /* update polygon stipple x/y screen offset */ - { - GLuint stx, sty; - GLuint m = rmesa->hw.msc.cmd[MSC_RE_MISC]; - - m &= ~(RADEON_STIPPLE_X_OFFSET_MASK | - RADEON_STIPPLE_Y_OFFSET_MASK); - - /* add magic offsets, then invert */ - stx = 31 - ((rmesa->dri.drawable->x - 1) & RADEON_STIPPLE_COORD_MASK); - sty = 31 - ((rmesa->dri.drawable->y + rmesa->dri.drawable->h - 1) - & RADEON_STIPPLE_COORD_MASK); - - m |= ((stx << RADEON_STIPPLE_X_OFFSET_SHIFT) | - (sty << RADEON_STIPPLE_Y_OFFSET_SHIFT)); - - if ( rmesa->hw.msc.cmd[MSC_RE_MISC] != m ) { - RADEON_STATECHANGE( rmesa, msc ); - rmesa->hw.msc.cmd[MSC_RE_MISC] = m; - } - } - } - - radeonUpdateScissor( ctx ); -} - - - -/* ============================================================= - * Miscellaneous - */ - -static void radeonClearColor( GLcontext *ctx, const GLfloat color[4] ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLubyte c[4]; - CLAMPED_FLOAT_TO_UBYTE(c[0], color[0]); - CLAMPED_FLOAT_TO_UBYTE(c[1], color[1]); - CLAMPED_FLOAT_TO_UBYTE(c[2], color[2]); - CLAMPED_FLOAT_TO_UBYTE(c[3], color[3]); - rmesa->state.color.clear = radeonPackColor( rmesa->radeonScreen->cpp, - c[0], c[1], c[2], c[3] ); -} - - -static void radeonRenderMode( GLcontext *ctx, GLenum mode ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - FALLBACK( rmesa, RADEON_FALLBACK_RENDER_MODE, (mode != GL_RENDER) ); -} - - -static GLuint radeon_rop_tab[] = { - RADEON_ROP_CLEAR, - RADEON_ROP_AND, - RADEON_ROP_AND_REVERSE, - RADEON_ROP_COPY, - RADEON_ROP_AND_INVERTED, - RADEON_ROP_NOOP, - RADEON_ROP_XOR, - RADEON_ROP_OR, - RADEON_ROP_NOR, - RADEON_ROP_EQUIV, - RADEON_ROP_INVERT, - RADEON_ROP_OR_REVERSE, - RADEON_ROP_COPY_INVERTED, - RADEON_ROP_OR_INVERTED, - RADEON_ROP_NAND, - RADEON_ROP_SET, -}; - -static void radeonLogicOpCode( GLcontext *ctx, GLenum opcode ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint rop = (GLuint)opcode - GL_CLEAR; - - ASSERT( rop < 16 ); - - RADEON_STATECHANGE( rmesa, msk ); - rmesa->hw.msk.cmd[MSK_RB3D_ROPCNTL] = radeon_rop_tab[rop]; -} - - -void radeonSetCliprects( radeonContextPtr rmesa, GLenum mode ) -{ - __DRIdrawablePrivate *dPriv = rmesa->dri.drawable; - - switch ( mode ) { - case GL_FRONT_LEFT: - rmesa->numClipRects = dPriv->numClipRects; - rmesa->pClipRects = dPriv->pClipRects; - break; - case GL_BACK_LEFT: - /* Can't ignore 2d windows if we are page flipping. - */ - if ( dPriv->numBackClipRects == 0 || rmesa->doPageFlip ) { - rmesa->numClipRects = dPriv->numClipRects; - rmesa->pClipRects = dPriv->pClipRects; - } - else { - rmesa->numClipRects = dPriv->numBackClipRects; - rmesa->pClipRects = dPriv->pBackClipRects; - } - break; - default: - fprintf(stderr, "bad mode in radeonSetCliprects\n"); - return; - } - - if (rmesa->state.scissor.enabled) - radeonRecalcScissorRects( rmesa ); -} - - -static void radeonDrawBuffer( GLcontext *ctx, GLenum mode ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - - if (RADEON_DEBUG & DEBUG_DRI) - fprintf(stderr, "%s %s\n", __FUNCTION__, - _mesa_lookup_enum_by_nr( mode )); - - RADEON_FIREVERTICES(rmesa); /* don't pipeline cliprect changes */ - - /* - * _DrawDestMask is easier to cope with than <mode>. - */ - switch ( ctx->DrawBuffer->_ColorDrawBufferMask[0] ) { - case BUFFER_BIT_FRONT_LEFT: - FALLBACK( rmesa, RADEON_FALLBACK_DRAW_BUFFER, GL_FALSE ); - radeonSetCliprects( rmesa, GL_FRONT_LEFT ); - break; - case BUFFER_BIT_BACK_LEFT: - FALLBACK( rmesa, RADEON_FALLBACK_DRAW_BUFFER, GL_FALSE ); - radeonSetCliprects( rmesa, GL_BACK_LEFT ); - break; - default: - /* GL_NONE or GL_FRONT_AND_BACK or stereo left&right, etc */ - FALLBACK( rmesa, RADEON_FALLBACK_DRAW_BUFFER, GL_TRUE ); - return; - } - - /* We want to update the s/w rast state too so that r200SetBuffer() - * gets called. - */ - _swrast_DrawBuffer(ctx, mode); - - RADEON_STATECHANGE( rmesa, ctx ); - rmesa->hw.ctx.cmd[CTX_RB3D_COLOROFFSET] = ((rmesa->state.color.drawOffset + - rmesa->radeonScreen->fbLocation) - & RADEON_COLOROFFSET_MASK); - rmesa->hw.ctx.cmd[CTX_RB3D_COLORPITCH] = rmesa->state.color.drawPitch; - if (rmesa->sarea->tiling_enabled) { - rmesa->hw.ctx.cmd[CTX_RB3D_COLORPITCH] |= RADEON_COLOR_TILE_ENABLE; - } -} - -static void radeonReadBuffer( GLcontext *ctx, GLenum mode ) -{ - /* nothing, until we implement h/w glRead/CopyPixels or CopyTexImage */ -} - - -/* ============================================================= - * State enable/disable - */ - -static void radeonEnable( GLcontext *ctx, GLenum cap, GLboolean state ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint p, flag; - - if ( RADEON_DEBUG & DEBUG_STATE ) - fprintf( stderr, "%s( %s = %s )\n", __FUNCTION__, - _mesa_lookup_enum_by_nr( cap ), - state ? "GL_TRUE" : "GL_FALSE" ); - - switch ( cap ) { - /* Fast track this one... - */ - case GL_TEXTURE_1D: - case GL_TEXTURE_2D: - case GL_TEXTURE_3D: - break; - - case GL_ALPHA_TEST: - RADEON_STATECHANGE( rmesa, ctx ); - if (state) { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_ALPHA_TEST_ENABLE; - } else { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_ALPHA_TEST_ENABLE; - } - break; - - case GL_BLEND: - RADEON_STATECHANGE( rmesa, ctx ); - if (state) { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_ALPHA_BLEND_ENABLE; - } else { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_ALPHA_BLEND_ENABLE; - } - if ( ctx->Color._LogicOpEnabled ) { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_ROP_ENABLE; - } else { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_ROP_ENABLE; - } - - /* Catch a possible fallback: - */ - if (state) { - ctx->Driver.BlendEquationSeparate( ctx, - ctx->Color.BlendEquationRGB, - ctx->Color.BlendEquationA ); - ctx->Driver.BlendFuncSeparate( ctx, ctx->Color.BlendSrcRGB, - ctx->Color.BlendDstRGB, - ctx->Color.BlendSrcA, - ctx->Color.BlendDstA ); - } - else { - FALLBACK( rmesa, RADEON_FALLBACK_BLEND_FUNC, GL_FALSE ); - FALLBACK( rmesa, RADEON_FALLBACK_BLEND_EQ, GL_FALSE ); - } - break; - - case GL_CLIP_PLANE0: - case GL_CLIP_PLANE1: - case GL_CLIP_PLANE2: - case GL_CLIP_PLANE3: - case GL_CLIP_PLANE4: - case GL_CLIP_PLANE5: - p = cap-GL_CLIP_PLANE0; - RADEON_STATECHANGE( rmesa, tcl ); - if (state) { - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] |= (RADEON_UCP_ENABLE_0<<p); - radeonClipPlane( ctx, cap, NULL ); - } - else { - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] &= ~(RADEON_UCP_ENABLE_0<<p); - } - break; - - case GL_COLOR_MATERIAL: - radeonColorMaterial( ctx, 0, 0 ); - radeonUpdateMaterial( ctx ); - break; - - case GL_CULL_FACE: - radeonCullFace( ctx, 0 ); - break; - - case GL_DEPTH_TEST: - RADEON_STATECHANGE(rmesa, ctx ); - if ( state ) { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_Z_ENABLE; - } else { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_Z_ENABLE; - } - break; - - case GL_DITHER: - RADEON_STATECHANGE(rmesa, ctx ); - if ( state ) { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_DITHER_ENABLE; - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~rmesa->state.color.roundEnable; - } else { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_DITHER_ENABLE; - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= rmesa->state.color.roundEnable; - } - break; - - case GL_FOG: - RADEON_STATECHANGE(rmesa, ctx ); - if ( state ) { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_FOG_ENABLE; - radeonFogfv( ctx, GL_FOG_MODE, NULL ); - } else { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_FOG_ENABLE; - RADEON_STATECHANGE(rmesa, tcl); - rmesa->hw.tcl.cmd[TCL_UCP_VERT_BLEND_CTL] &= ~RADEON_TCL_FOG_MASK; - } - radeonUpdateSpecular( ctx ); /* for PK_SPEC */ - if (rmesa->TclFallback) - radeonChooseVertexState( ctx ); - _mesa_allow_light_in_model( ctx, !state ); - break; - - case GL_LIGHT0: - case GL_LIGHT1: - case GL_LIGHT2: - case GL_LIGHT3: - case GL_LIGHT4: - case GL_LIGHT5: - case GL_LIGHT6: - case GL_LIGHT7: - RADEON_STATECHANGE(rmesa, tcl); - p = cap - GL_LIGHT0; - if (p&1) - flag = (RADEON_LIGHT_1_ENABLE | - RADEON_LIGHT_1_ENABLE_AMBIENT | - RADEON_LIGHT_1_ENABLE_SPECULAR); - else - flag = (RADEON_LIGHT_0_ENABLE | - RADEON_LIGHT_0_ENABLE_AMBIENT | - RADEON_LIGHT_0_ENABLE_SPECULAR); - - if (state) - rmesa->hw.tcl.cmd[p/2 + TCL_PER_LIGHT_CTL_0] |= flag; - else - rmesa->hw.tcl.cmd[p/2 + TCL_PER_LIGHT_CTL_0] &= ~flag; - - /* - */ - update_light_colors( ctx, p ); - break; - - case GL_LIGHTING: - RADEON_STATECHANGE(rmesa, tcl); - radeonUpdateSpecular(ctx); - check_twoside_fallback( ctx ); - break; - - case GL_LINE_SMOOTH: - RADEON_STATECHANGE( rmesa, ctx ); - if ( state ) { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_ANTI_ALIAS_LINE; - } else { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_ANTI_ALIAS_LINE; - } - break; - - case GL_LINE_STIPPLE: - RADEON_STATECHANGE( rmesa, ctx ); - if ( state ) { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_PATTERN_ENABLE; - } else { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_PATTERN_ENABLE; - } - break; - - case GL_COLOR_LOGIC_OP: - RADEON_STATECHANGE( rmesa, ctx ); - if ( ctx->Color._LogicOpEnabled ) { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_ROP_ENABLE; - } else { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_ROP_ENABLE; - } - break; - - case GL_NORMALIZE: - RADEON_STATECHANGE( rmesa, tcl ); - if ( state ) { - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_NORMALIZE_NORMALS; - } else { - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= ~RADEON_NORMALIZE_NORMALS; - } - break; - - case GL_POLYGON_OFFSET_POINT: - if (rmesa->dri.drmMinor == 1) { - radeonChooseRenderState( ctx ); - } - else { - RADEON_STATECHANGE( rmesa, set ); - if ( state ) { - rmesa->hw.set.cmd[SET_SE_CNTL] |= RADEON_ZBIAS_ENABLE_POINT; - } else { - rmesa->hw.set.cmd[SET_SE_CNTL] &= ~RADEON_ZBIAS_ENABLE_POINT; - } - } - break; - - case GL_POLYGON_OFFSET_LINE: - if (rmesa->dri.drmMinor == 1) { - radeonChooseRenderState( ctx ); - } - else { - RADEON_STATECHANGE( rmesa, set ); - if ( state ) { - rmesa->hw.set.cmd[SET_SE_CNTL] |= RADEON_ZBIAS_ENABLE_LINE; - } else { - rmesa->hw.set.cmd[SET_SE_CNTL] &= ~RADEON_ZBIAS_ENABLE_LINE; - } - } - break; - - case GL_POLYGON_OFFSET_FILL: - if (rmesa->dri.drmMinor == 1) { - radeonChooseRenderState( ctx ); - } - else { - RADEON_STATECHANGE( rmesa, set ); - if ( state ) { - rmesa->hw.set.cmd[SET_SE_CNTL] |= RADEON_ZBIAS_ENABLE_TRI; - } else { - rmesa->hw.set.cmd[SET_SE_CNTL] &= ~RADEON_ZBIAS_ENABLE_TRI; - } - } - break; - - case GL_POLYGON_SMOOTH: - RADEON_STATECHANGE( rmesa, ctx ); - if ( state ) { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_ANTI_ALIAS_POLY; - } else { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_ANTI_ALIAS_POLY; - } - break; - - case GL_POLYGON_STIPPLE: - RADEON_STATECHANGE(rmesa, ctx ); - if ( state ) { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] |= RADEON_STIPPLE_ENABLE; - } else { - rmesa->hw.ctx.cmd[CTX_PP_CNTL] &= ~RADEON_STIPPLE_ENABLE; - } - break; - - case GL_RESCALE_NORMAL_EXT: { - GLboolean tmp = ctx->_NeedEyeCoords ? state : !state; - RADEON_STATECHANGE( rmesa, tcl ); - if ( tmp ) { - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_RESCALE_NORMALS; - } else { - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= ~RADEON_RESCALE_NORMALS; - } - break; - } - - case GL_SCISSOR_TEST: - RADEON_FIREVERTICES( rmesa ); - rmesa->state.scissor.enabled = state; - radeonUpdateScissor( ctx ); - break; - - case GL_STENCIL_TEST: - if ( rmesa->state.stencil.hwBuffer ) { - RADEON_STATECHANGE( rmesa, ctx ); - if ( state ) { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] |= RADEON_STENCIL_ENABLE; - } else { - rmesa->hw.ctx.cmd[CTX_RB3D_CNTL] &= ~RADEON_STENCIL_ENABLE; - } - } else { - FALLBACK( rmesa, RADEON_FALLBACK_STENCIL, state ); - } - break; - - case GL_TEXTURE_GEN_Q: - case GL_TEXTURE_GEN_R: - case GL_TEXTURE_GEN_S: - case GL_TEXTURE_GEN_T: - /* Picked up in radeonUpdateTextureState. - */ - rmesa->recheck_texgen[ctx->Texture.CurrentUnit] = GL_TRUE; - break; - - case GL_COLOR_SUM_EXT: - radeonUpdateSpecular ( ctx ); - break; - - default: - return; - } -} - - -static void radeonLightingSpaceChange( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLboolean tmp; - RADEON_STATECHANGE( rmesa, tcl ); - - if (RADEON_DEBUG & DEBUG_STATE) - fprintf(stderr, "%s %d BEFORE %x\n", __FUNCTION__, ctx->_NeedEyeCoords, - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]); - - if (ctx->_NeedEyeCoords) - tmp = ctx->Transform.RescaleNormals; - else - tmp = !ctx->Transform.RescaleNormals; - - if ( tmp ) { - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] |= RADEON_RESCALE_NORMALS; - } else { - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL] &= ~RADEON_RESCALE_NORMALS; - } - - if (RADEON_DEBUG & DEBUG_STATE) - fprintf(stderr, "%s %d AFTER %x\n", __FUNCTION__, ctx->_NeedEyeCoords, - rmesa->hw.tcl.cmd[TCL_LIGHT_MODEL_CTL]); -} - -/* ============================================================= - * Deferred state management - matrices, textures, other? - */ - - - - -static void upload_matrix( radeonContextPtr rmesa, GLfloat *src, int idx ) -{ - float *dest = ((float *)RADEON_DB_STATE( mat[idx] ))+MAT_ELT_0; - int i; - - - for (i = 0 ; i < 4 ; i++) { - *dest++ = src[i]; - *dest++ = src[i+4]; - *dest++ = src[i+8]; - *dest++ = src[i+12]; - } - - RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.mat[idx] ); -} - -static void upload_matrix_t( radeonContextPtr rmesa, GLfloat *src, int idx ) -{ - float *dest = ((float *)RADEON_DB_STATE( mat[idx] ))+MAT_ELT_0; - memcpy(dest, src, 16*sizeof(float)); - RADEON_DB_STATECHANGE( rmesa, &rmesa->hw.mat[idx] ); -} - - -static void update_texturematrix( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT( ctx ); - GLuint tpc = rmesa->hw.tcl.cmd[TCL_TEXTURE_PROC_CTL]; - GLuint vs = rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL]; - int unit; - - rmesa->TexMatEnabled = 0; - - for (unit = 0 ; unit < 2; unit++) { - if (!ctx->Texture.Unit[unit]._ReallyEnabled) { - } - else if (ctx->TextureMatrixStack[unit].Top->type != MATRIX_IDENTITY) { - GLuint inputshift = RADEON_TEXGEN_0_INPUT_SHIFT + unit*4; - - rmesa->TexMatEnabled |= (RADEON_TEXGEN_TEXMAT_0_ENABLE| - RADEON_TEXMAT_0_ENABLE) << unit; - - if (rmesa->TexGenEnabled & (RADEON_TEXMAT_0_ENABLE << unit)) { - /* Need to preconcatenate any active texgen - * obj/eyeplane matrices: - */ - _math_matrix_mul_matrix( &rmesa->tmpmat, - &rmesa->TexGenMatrix[unit], - ctx->TextureMatrixStack[unit].Top ); - upload_matrix( rmesa, rmesa->tmpmat.m, TEXMAT_0+unit ); - } - else { - rmesa->TexMatEnabled |= - (RADEON_TEXGEN_INPUT_TEXCOORD_0+unit) << inputshift; - upload_matrix( rmesa, ctx->TextureMatrixStack[unit].Top->m, - TEXMAT_0+unit ); - } - } - else if (rmesa->TexGenEnabled & (RADEON_TEXMAT_0_ENABLE << unit)) { - upload_matrix( rmesa, rmesa->TexGenMatrix[unit].m, - TEXMAT_0+unit ); - } - } - - - tpc = (rmesa->TexMatEnabled | rmesa->TexGenEnabled); - - vs &= ~((0xf << RADEON_TCL_TEX_0_OUTPUT_SHIFT) | - (0xf << RADEON_TCL_TEX_1_OUTPUT_SHIFT)); - - if (tpc & RADEON_TEXGEN_TEXMAT_0_ENABLE) - vs |= RADEON_TCL_TEX_COMPUTED_TEX_0 << RADEON_TCL_TEX_0_OUTPUT_SHIFT; - else - vs |= RADEON_TCL_TEX_INPUT_TEX_0 << RADEON_TCL_TEX_0_OUTPUT_SHIFT; - - if (tpc & RADEON_TEXGEN_TEXMAT_1_ENABLE) - vs |= RADEON_TCL_TEX_COMPUTED_TEX_1 << RADEON_TCL_TEX_1_OUTPUT_SHIFT; - else - vs |= RADEON_TCL_TEX_INPUT_TEX_1 << RADEON_TCL_TEX_1_OUTPUT_SHIFT; - - if (tpc != rmesa->hw.tcl.cmd[TCL_TEXTURE_PROC_CTL] || - vs != rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL]) { - - RADEON_STATECHANGE(rmesa, tcl); - rmesa->hw.tcl.cmd[TCL_TEXTURE_PROC_CTL] = tpc; - rmesa->hw.tcl.cmd[TCL_OUTPUT_VTXSEL] = vs; - } -} - - - -void radeonValidateState( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLuint new_state = rmesa->NewGLState; - - if (new_state & _NEW_TEXTURE) { - radeonUpdateTextureState( ctx ); - new_state |= rmesa->NewGLState; /* may add TEXTURE_MATRIX */ - } - - /* Need an event driven matrix update? - */ - if (new_state & (_NEW_MODELVIEW|_NEW_PROJECTION)) - upload_matrix( rmesa, ctx->_ModelProjectMatrix.m, MODEL_PROJ ); - - /* Need these for lighting (shouldn't upload otherwise) - */ - if (new_state & (_NEW_MODELVIEW)) { - upload_matrix( rmesa, ctx->ModelviewMatrixStack.Top->m, MODEL ); - upload_matrix_t( rmesa, ctx->ModelviewMatrixStack.Top->inv, MODEL_IT ); - } - - /* Does this need to be triggered on eg. modelview for - * texgen-derived objplane/eyeplane matrices? - */ - if (new_state & _NEW_TEXTURE_MATRIX) { - update_texturematrix( ctx ); - } - - if (new_state & (_NEW_LIGHT|_NEW_MODELVIEW|_MESA_NEW_NEED_EYE_COORDS)) { - update_light( ctx ); - } - - /* emit all active clip planes if projection matrix changes. - */ - if (new_state & (_NEW_PROJECTION)) { - if (ctx->Transform.ClipPlanesEnabled) - radeonUpdateClipPlanes( ctx ); - } - - - rmesa->NewGLState = 0; -} - - -static void radeonInvalidateState( GLcontext *ctx, GLuint new_state ) -{ - _swrast_InvalidateState( ctx, new_state ); - _swsetup_InvalidateState( ctx, new_state ); - _ac_InvalidateState( ctx, new_state ); - _tnl_InvalidateState( ctx, new_state ); - _ae_invalidate_state( ctx, new_state ); - RADEON_CONTEXT(ctx)->NewGLState |= new_state; - radeonVtxfmtInvalidate( ctx ); -} - - -/* A hack. Need a faster way to find this out. - */ -static GLboolean check_material( GLcontext *ctx ) -{ - TNLcontext *tnl = TNL_CONTEXT(ctx); - GLint i; - - for (i = _TNL_ATTRIB_MAT_FRONT_AMBIENT; - i < _TNL_ATTRIB_MAT_BACK_INDEXES; - i++) - if (tnl->vb.AttribPtr[i] && - tnl->vb.AttribPtr[i]->stride) - return GL_TRUE; - - return GL_FALSE; -} - - -static void radeonWrapRunPipeline( GLcontext *ctx ) -{ - radeonContextPtr rmesa = RADEON_CONTEXT(ctx); - GLboolean has_material; - - if (0) - fprintf(stderr, "%s, newstate: %x\n", __FUNCTION__, rmesa->NewGLState); - - /* Validate state: - */ - if (rmesa->NewGLState) - radeonValidateState( ctx ); - - has_material = (ctx->Light.Enabled && check_material( ctx )); - - if (has_material) { - TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_MATERIAL, GL_TRUE ); - } - - /* Run the pipeline. - */ - _tnl_run_pipeline( ctx ); - - if (has_material) { - TCL_FALLBACK( ctx, RADEON_TCL_FALLBACK_MATERIAL, GL_FALSE ); - } -} - - -/* Initialize the driver's state functions. - */ -void radeonInitStateFuncs( GLcontext *ctx ) -{ - ctx->Driver.UpdateState = radeonInvalidateState; - ctx->Driver.LightingSpaceChange = radeonLightingSpaceChange; - - ctx->Driver.DrawBuffer = radeonDrawBuffer; - ctx->Driver.ReadBuffer = radeonReadBuffer; - - ctx->Driver.AlphaFunc = radeonAlphaFunc; - ctx->Driver.BlendEquationSeparate = radeonBlendEquationSeparate; - ctx->Driver.BlendFuncSeparate = radeonBlendFuncSeparate; - ctx->Driver.ClearColor = radeonClearColor; - ctx->Driver.ClearDepth = radeonClearDepth; - ctx->Driver.ClearIndex = NULL; - ctx->Driver.ClearStencil = radeonClearStencil; - ctx->Driver.ClipPlane = radeonClipPlane; - ctx->Driver.ColorMask = radeonColorMask; - ctx->Driver.CullFace = radeonCullFace; - ctx->Driver.DepthFunc = radeonDepthFunc; - ctx->Driver.DepthMask = radeonDepthMask; - ctx->Driver.DepthRange = radeonDepthRange; - ctx->Driver.Enable = radeonEnable; - ctx->Driver.Fogfv = radeonFogfv; - ctx->Driver.FrontFace = radeonFrontFace; - ctx->Driver.Hint = NULL; - ctx->Driver.IndexMask = NULL; - ctx->Driver.LightModelfv = radeonLightModelfv; - ctx->Driver.Lightfv = radeonLightfv; - ctx->Driver.LineStipple = radeonLineStipple; - ctx->Driver.LineWidth = radeonLineWidth; - ctx->Driver.LogicOpcode = radeonLogicOpCode; - ctx->Driver.PolygonMode = radeonPolygonMode; - - if (RADEON_CONTEXT(ctx)->dri.drmMinor > 1) - ctx->Driver.PolygonOffset = radeonPolygonOffset; - - ctx->Driver.PolygonStipple = radeonPolygonStipple; - ctx->Driver.RenderMode = radeonRenderMode; - ctx->Driver.Scissor = radeonScissor; - ctx->Driver.ShadeModel = radeonShadeModel; - ctx->Driver.StencilFunc = radeonStencilFunc; - ctx->Driver.StencilMask = radeonStencilMask; - ctx->Driver.StencilOp = radeonStencilOp; - ctx->Driver.Viewport = radeonViewport; - - /* Pixel path fallbacks - */ - ctx->Driver.Accum = _swrast_Accum; - ctx->Driver.Bitmap = _swrast_Bitmap; - ctx->Driver.CopyPixels = _swrast_CopyPixels; - ctx->Driver.DrawPixels = _swrast_DrawPixels; - ctx->Driver.ReadPixels = _swrast_ReadPixels; - - /* Swrast hooks for imaging extensions: - */ - ctx->Driver.CopyColorTable = _swrast_CopyColorTable; - ctx->Driver.CopyColorSubTable = _swrast_CopyColorSubTable; - ctx->Driver.CopyConvolutionFilter1D = _swrast_CopyConvolutionFilter1D; - ctx->Driver.CopyConvolutionFilter2D = _swrast_CopyConvolutionFilter2D; - - TNL_CONTEXT(ctx)->Driver.NotifyMaterialChange = radeonUpdateMaterial; - TNL_CONTEXT(ctx)->Driver.RunPipeline = radeonWrapRunPipeline; -} |