diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/i810/i810state.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/i810/i810state.c | 1025 |
1 files changed, 0 insertions, 1025 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/i810/i810state.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/i810/i810state.c deleted file mode 100644 index 62dc819b3..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/i810/i810state.c +++ /dev/null @@ -1,1025 +0,0 @@ -/* $XFree86: xc/lib/GL/mesa/src/drv/i810/i810state.c,v 1.9 2002/10/30 12:51:33 alanh Exp $ */ - -#include <stdio.h> - -#include "glheader.h" -#include "buffers.h" -#include "context.h" -#include "macros.h" -#include "enums.h" -#include "dd.h" -#include "colormac.h" - -#include "texmem.h" - -#include "i810screen.h" -#include "i810_dri.h" - -#include "i810context.h" -#include "i810state.h" -#include "i810tex.h" -#include "i810vb.h" -#include "i810tris.h" -#include "i810ioctl.h" - -#include "swrast/swrast.h" -#include "array_cache/acache.h" -#include "tnl/tnl.h" -#include "swrast_setup/swrast_setup.h" - -#include "tnl/t_pipeline.h" - -static __inline__ GLuint i810PackColor(GLuint format, - GLubyte r, GLubyte g, - GLubyte b, GLubyte a) -{ - - if (I810_DEBUG&DEBUG_DRI) - fprintf(stderr, "%s\n", __FUNCTION__); - - switch (format) { - case DV_PF_555: - return PACK_COLOR_1555( a, r, g, b ); - case DV_PF_565: - return PACK_COLOR_565( r, g, b ); - default: - fprintf(stderr, "unknown format %d\n", (int)format); - return 0; - } -} - - -static void i810AlphaFunc(GLcontext *ctx, GLenum func, GLfloat ref) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - GLuint a = (ZA_UPDATE_ALPHAFUNC|ZA_UPDATE_ALPHAREF); - GLubyte refByte; - - CLAMPED_FLOAT_TO_UBYTE(refByte, ref); - - switch (ctx->Color.AlphaFunc) { - case GL_NEVER: a |= ZA_ALPHA_NEVER; break; - case GL_LESS: a |= ZA_ALPHA_LESS; break; - case GL_GEQUAL: a |= ZA_ALPHA_GEQUAL; break; - case GL_LEQUAL: a |= ZA_ALPHA_LEQUAL; break; - case GL_GREATER: a |= ZA_ALPHA_GREATER; break; - case GL_NOTEQUAL: a |= ZA_ALPHA_NOTEQUAL; break; - case GL_EQUAL: a |= ZA_ALPHA_EQUAL; break; - case GL_ALWAYS: a |= ZA_ALPHA_ALWAYS; break; - default: return; - } - - a |= ((refByte & 0xfc) << ZA_ALPHAREF_SHIFT); - - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_ZA] &= ~(ZA_ALPHA_MASK|ZA_ALPHAREF_MASK); - imesa->Setup[I810_CTXREG_ZA] |= a; -} - -static void i810BlendEquationSeparate(GLcontext *ctx, - GLenum modeRGB, GLenum modeA) -{ - assert( modeRGB == modeA ); - - /* Can only do GL_ADD equation in hardware */ - FALLBACK( I810_CONTEXT(ctx), I810_FALLBACK_BLEND_EQ, - modeRGB != GL_FUNC_ADD); - - /* BlendEquation sets ColorLogicOpEnabled in an unexpected - * manner. - */ - FALLBACK( I810_CONTEXT(ctx), I810_FALLBACK_LOGICOP, - (ctx->Color.ColorLogicOpEnabled && - ctx->Color.LogicOp != GL_COPY)); -} - -static void i810BlendFuncSeparate( GLcontext *ctx, GLenum sfactorRGB, - GLenum dfactorRGB, GLenum sfactorA, - GLenum dfactorA ) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - GLuint a = SDM_UPDATE_SRC_BLEND | SDM_UPDATE_DST_BLEND; - GLboolean fallback = GL_FALSE; - - switch (ctx->Color.BlendSrcRGB) { - case GL_ZERO: a |= SDM_SRC_ZERO; break; - case GL_ONE: a |= SDM_SRC_ONE; break; - case GL_SRC_COLOR: a |= SDM_SRC_SRC_COLOR; break; - case GL_ONE_MINUS_SRC_COLOR: a |= SDM_SRC_INV_SRC_COLOR; break; - case GL_SRC_ALPHA: a |= SDM_SRC_SRC_ALPHA; break; - case GL_ONE_MINUS_SRC_ALPHA: a |= SDM_SRC_INV_SRC_ALPHA; break; - case GL_DST_ALPHA: a |= SDM_SRC_ONE; break; - case GL_ONE_MINUS_DST_ALPHA: a |= SDM_SRC_ZERO; break; - case GL_DST_COLOR: a |= SDM_SRC_DST_COLOR; break; - case GL_ONE_MINUS_DST_COLOR: a |= SDM_SRC_INV_DST_COLOR; break; - - /* (f, f, f, 1), f = min(As, 1 - Ad) = min(As, 1 - 1) = 0 - * So (f, f, f, 1) = (0, 0, 0, 1). Since there is no destination alpha and - * the only supported alpha operation is GL_FUNC_ADD, the result modulating - * the source alpha with the alpha factor is largely irrelevant. - */ - case GL_SRC_ALPHA_SATURATE: a |= SDM_SRC_ZERO; break; - - case GL_CONSTANT_COLOR: - case GL_ONE_MINUS_CONSTANT_COLOR: - case GL_CONSTANT_ALPHA: - case GL_ONE_MINUS_CONSTANT_ALPHA: - fallback = GL_TRUE; - break; - default: - return; - } - - switch (ctx->Color.BlendDstRGB) { - case GL_ZERO: a |= SDM_DST_ZERO; break; - case GL_ONE: a |= SDM_DST_ONE; break; - case GL_SRC_COLOR: a |= SDM_DST_SRC_COLOR; break; - case GL_ONE_MINUS_SRC_COLOR: a |= SDM_DST_INV_SRC_COLOR; break; - case GL_SRC_ALPHA: a |= SDM_DST_SRC_ALPHA; break; - case GL_ONE_MINUS_SRC_ALPHA: a |= SDM_DST_INV_SRC_ALPHA; break; - case GL_DST_ALPHA: a |= SDM_DST_ONE; break; - case GL_ONE_MINUS_DST_ALPHA: a |= SDM_DST_ZERO; break; - case GL_DST_COLOR: a |= SDM_DST_DST_COLOR; break; - case GL_ONE_MINUS_DST_COLOR: a |= SDM_DST_INV_DST_COLOR; break; - - case GL_CONSTANT_COLOR: - case GL_ONE_MINUS_CONSTANT_COLOR: - case GL_CONSTANT_ALPHA: - case GL_ONE_MINUS_CONSTANT_ALPHA: - fallback = GL_TRUE; - break; - default: - return; - } - - FALLBACK( imesa, I810_FALLBACK_BLEND_FUNC, fallback); - if (!fallback) { - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_SDM] &= ~(SDM_SRC_MASK|SDM_DST_MASK); - imesa->Setup[I810_CTXREG_SDM] |= a; - } -} - - - -static void i810DepthFunc(GLcontext *ctx, GLenum func) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - int zmode; - - switch(func) { - case GL_NEVER: zmode = LCS_Z_NEVER; break; - case GL_ALWAYS: zmode = LCS_Z_ALWAYS; break; - case GL_LESS: zmode = LCS_Z_LESS; break; - case GL_LEQUAL: zmode = LCS_Z_LEQUAL; break; - case GL_EQUAL: zmode = LCS_Z_EQUAL; break; - case GL_GREATER: zmode = LCS_Z_GREATER; break; - case GL_GEQUAL: zmode = LCS_Z_GEQUAL; break; - case GL_NOTEQUAL: zmode = LCS_Z_NOTEQUAL; break; - default: return; - } - - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_LCS] &= ~LCS_Z_MASK; - imesa->Setup[I810_CTXREG_LCS] |= zmode; -} - -static void i810DepthMask(GLcontext *ctx, GLboolean flag) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - - if (flag) - imesa->Setup[I810_CTXREG_B2] |= B2_ZB_WRITE_ENABLE; - else - imesa->Setup[I810_CTXREG_B2] &= ~B2_ZB_WRITE_ENABLE; -} - - -/* ============================================================= - * Polygon stipple - * - * The i810 supports a 4x4 stipple natively, GL wants 32x32. - * Fortunately stipple is usually a repeating pattern. - */ -static void i810PolygonStipple( GLcontext *ctx, const GLubyte *mask ) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - const GLubyte *m = mask; - GLubyte p[4]; - int i,j,k; - int active = (ctx->Polygon.StippleFlag && - imesa->reduced_primitive == GL_TRIANGLES); - GLuint newMask; - - if (active) { - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_ST1] &= ~ST1_ENABLE; - } - - p[0] = mask[12] & 0xf; p[0] |= p[0] << 4; - p[1] = mask[8] & 0xf; p[1] |= p[1] << 4; - p[2] = mask[4] & 0xf; p[2] |= p[2] << 4; - p[3] = mask[0] & 0xf; p[3] |= p[3] << 4; - - for (k = 0 ; k < 8 ; k++) - for (j = 0 ; j < 4; j++) - for (i = 0 ; i < 4 ; i++) - if (*m++ != p[j]) { - imesa->stipple_in_hw = 0; - return; - } - - newMask = ((p[0] & 0xf) << 0) | - ((p[1] & 0xf) << 4) | - ((p[2] & 0xf) << 8) | - ((p[3] & 0xf) << 12); - - if (newMask == 0xffff) { - /* this is needed to make conform pass */ - imesa->stipple_in_hw = 0; - return; - } - - imesa->Setup[I810_CTXREG_ST1] &= ~0xffff; - imesa->Setup[I810_CTXREG_ST1] |= newMask; - imesa->stipple_in_hw = 1; - - if (active) - imesa->Setup[I810_CTXREG_ST1] |= ST1_ENABLE; -} - - - -/* ============================================================= - * Hardware clipping - */ - - -static void i810Scissor( GLcontext *ctx, GLint x, GLint y, - GLsizei w, GLsizei h ) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - - if (ctx->Scissor.Enabled) { - I810_FIREVERTICES(imesa); /* don't pipeline cliprect changes */ - imesa->upload_cliprects = GL_TRUE; - } - - imesa->scissor_rect.x1 = x; - imesa->scissor_rect.y1 = imesa->driDrawable->h - (y + h); - imesa->scissor_rect.x2 = x + w; - imesa->scissor_rect.y2 = imesa->driDrawable->h - y; -} - - -static void i810LogicOp( GLcontext *ctx, GLenum opcode ) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - FALLBACK( imesa, I810_FALLBACK_LOGICOP, - (ctx->Color.ColorLogicOpEnabled && opcode != GL_COPY) ); -} - -/* Fallback to swrast for select and feedback. - */ -static void i810RenderMode( GLcontext *ctx, GLenum mode ) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - FALLBACK( imesa, I810_FALLBACK_RENDERMODE, (mode != GL_RENDER) ); -} - - -void i810DrawBuffer(GLcontext *ctx, GLenum mode ) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - int front = 0; - - /* - * _DrawDestMask is easier to cope with than <mode>. - */ - switch ( ctx->DrawBuffer->_ColorDrawBufferMask[0]) { - case BUFFER_BIT_FRONT_LEFT: - front = 1; - break; - case BUFFER_BIT_BACK_LEFT: - front = 0; - break; - default: - /* GL_NONE or GL_FRONT_AND_BACK or stereo left&right, etc */ - FALLBACK( imesa, I810_FALLBACK_DRAW_BUFFER, GL_TRUE ); - return; - } - - if ( imesa->sarea->pf_current_page == 1 ) - front ^= 1; - - FALLBACK( imesa, I810_FALLBACK_DRAW_BUFFER, GL_FALSE ); - I810_FIREVERTICES(imesa); - I810_STATECHANGE(imesa, I810_UPLOAD_BUFFERS); - - if (front) - { - imesa->BufferSetup[I810_DESTREG_DI1] = (imesa->i810Screen->fbOffset | - imesa->i810Screen->backPitchBits); - i810XMesaSetFrontClipRects( imesa ); - } - else - { - imesa->BufferSetup[I810_DESTREG_DI1] = (imesa->i810Screen->backOffset | - imesa->i810Screen->backPitchBits); - i810XMesaSetBackClipRects( imesa ); - } - - /* We want to update the s/w rast state too so that r200SetBuffer() - * gets called. - */ - _swrast_DrawBuffer(ctx, mode); -} - - -static void i810ReadBuffer(GLcontext *ctx, GLenum mode ) -{ - /* XXX anything? */ -} - - -static void i810ClearColor(GLcontext *ctx, const GLfloat color[4] ) -{ - i810ContextPtr imesa = I810_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]); - imesa->ClearColor = i810PackColor( imesa->i810Screen->fbFormat, - c[0], c[1], c[2], c[3] ); -} - - -/* ============================================================= - * Culling - the i810 isn't quite as clean here as the rest of - * its interfaces, but it's not bad. - */ -static void i810CullFaceFrontFace(GLcontext *ctx, GLenum unused) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - GLuint mode = LCS_CULL_BOTH; - - if (ctx->Polygon.CullFaceMode != GL_FRONT_AND_BACK) { - mode = LCS_CULL_CW; - if (ctx->Polygon.CullFaceMode == GL_FRONT) - mode ^= (LCS_CULL_CW ^ LCS_CULL_CCW); - if (ctx->Polygon.FrontFace != GL_CCW) - mode ^= (LCS_CULL_CW ^ LCS_CULL_CCW); - } - - imesa->LcsCullMode = mode; - - if (ctx->Polygon.CullFlag) - { - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_LCS] &= ~LCS_CULL_MASK; - imesa->Setup[I810_CTXREG_LCS] |= mode; - } -} - - -static void i810LineWidth( GLcontext *ctx, GLfloat widthf ) -{ - i810ContextPtr imesa = I810_CONTEXT( ctx ); - int width = (int)ctx->Line._Width; - - imesa->LcsLineWidth = 0; - if (width & 1) imesa->LcsLineWidth |= LCS_LINEWIDTH_1_0; - if (width & 2) imesa->LcsLineWidth |= LCS_LINEWIDTH_2_0; - - if (imesa->reduced_primitive == GL_LINES) { - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_LCS] &= ~LCS_LINEWIDTH_3_0; - imesa->Setup[I810_CTXREG_LCS] |= imesa->LcsLineWidth; - } -} - -static void i810PointSize( GLcontext *ctx, GLfloat sz ) -{ - i810ContextPtr imesa = I810_CONTEXT( ctx ); - int size = (int)ctx->Point._Size; - - imesa->LcsPointSize = 0; - if (size & 1) imesa->LcsPointSize |= LCS_LINEWIDTH_1_0; - if (size & 2) imesa->LcsPointSize |= LCS_LINEWIDTH_2_0; - - if (imesa->reduced_primitive == GL_POINTS) { - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_LCS] &= ~LCS_LINEWIDTH_3_0; - imesa->Setup[I810_CTXREG_LCS] |= imesa->LcsPointSize; - } -} - -/* ============================================================= - * Color masks - */ - -static void i810ColorMask(GLcontext *ctx, - GLboolean r, GLboolean g, - GLboolean b, GLboolean a ) -{ - i810ContextPtr imesa = I810_CONTEXT( ctx ); - GLuint tmp = 0; - - if (r && g && b) { - tmp = imesa->Setup[I810_CTXREG_B2] | B2_FB_WRITE_ENABLE; - FALLBACK( imesa, I810_FALLBACK_COLORMASK, GL_FALSE ); - } else if (!r && !g && !b) { - tmp = imesa->Setup[I810_CTXREG_B2] & ~B2_FB_WRITE_ENABLE; - FALLBACK( imesa, I810_FALLBACK_COLORMASK, GL_FALSE ); - } else { - FALLBACK( imesa, I810_FALLBACK_COLORMASK, GL_TRUE ); - return; - } - - if (tmp != imesa->Setup[I810_CTXREG_B2]) { - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_B2] = tmp; - imesa->dirty |= I810_UPLOAD_CTX; - } -} - -/* Seperate specular not fully implemented on the i810. - */ -static void i810LightModelfv(GLcontext *ctx, GLenum pname, - const GLfloat *param) -{ - if (pname == GL_LIGHT_MODEL_COLOR_CONTROL) - { - i810ContextPtr imesa = I810_CONTEXT( ctx ); - FALLBACK( imesa, I810_FALLBACK_SPECULAR, - (ctx->Light.Enabled && - ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR)); - } -} - -/* But the 815 has it... - */ -static void i810LightModelfv_i815(GLcontext *ctx, GLenum pname, - const GLfloat *param) -{ - if (pname == GL_LIGHT_MODEL_COLOR_CONTROL) - { - i810ContextPtr imesa = I810_CONTEXT( ctx ); - - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - if (ctx->Light.Model.ColorControl == GL_SEPARATE_SPECULAR_COLOR) - imesa->Setup[I810_CTXREG_B1] |= B1_SPEC_ENABLE; - else - imesa->Setup[I810_CTXREG_B1] &= ~B1_SPEC_ENABLE; - } -} - -/* In Mesa 3.5 we can reliably do native flatshading. - */ -static void i810ShadeModel(GLcontext *ctx, GLenum mode) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - if (mode == GL_FLAT) - imesa->Setup[I810_CTXREG_LCS] |= LCS_INTERP_FLAT; - else - imesa->Setup[I810_CTXREG_LCS] &= ~LCS_INTERP_FLAT; -} - - - -/* ============================================================= - * Fog - */ -static void i810Fogfv(GLcontext *ctx, GLenum pname, const GLfloat *param) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - - if (pname == GL_FOG_COLOR) { - GLuint color = (((GLubyte)(ctx->Fog.Color[0]*255.0F) << 16) | - ((GLubyte)(ctx->Fog.Color[1]*255.0F) << 8) | - ((GLubyte)(ctx->Fog.Color[2]*255.0F) << 0)); - - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_FOG] = ((GFX_OP_FOG_COLOR | color) & - ~FOG_RESERVED_MASK); - } -} - - -/* ============================================================= - */ -static void i810Enable(GLcontext *ctx, GLenum cap, GLboolean state) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - - switch(cap) { - case GL_ALPHA_TEST: - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_B1] &= ~B1_ALPHA_TEST_ENABLE; - if (state) - imesa->Setup[I810_CTXREG_B1] |= B1_ALPHA_TEST_ENABLE; - break; - case GL_BLEND: - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_B1] &= ~B1_BLEND_ENABLE; - if (state) - imesa->Setup[I810_CTXREG_B1] |= B1_BLEND_ENABLE; - - /* For some reason enable(GL_BLEND) affects ColorLogicOpEnabled. - */ - FALLBACK( imesa, I810_FALLBACK_LOGICOP, - (ctx->Color.ColorLogicOpEnabled && - ctx->Color.LogicOp != GL_COPY)); - break; - case GL_DEPTH_TEST: - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_B1] &= ~B1_Z_TEST_ENABLE; - if (state) - imesa->Setup[I810_CTXREG_B1] |= B1_Z_TEST_ENABLE; - break; - case GL_SCISSOR_TEST: - /* XXX without these next two lines, conform's scissor test fails */ - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - I810_STATECHANGE(imesa, I810_UPLOAD_BUFFERS); - I810_FIREVERTICES(imesa); /* don't pipeline cliprect changes */ - imesa->upload_cliprects = GL_TRUE; - imesa->scissor = state; - break; - case GL_POLYGON_STIPPLE: - if (imesa->stipple_in_hw && imesa->reduced_primitive == GL_TRIANGLES) - { - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_ST1] &= ~ST1_ENABLE; - if (state) - imesa->Setup[I810_CTXREG_ST1] |= ST1_ENABLE; - } - break; - case GL_LINE_SMOOTH: - /* Need to fatten the lines by .5, or they disappear... - */ - if (imesa->reduced_primitive == GL_LINES) { - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_AA] &= ~AA_ENABLE; - imesa->Setup[I810_CTXREG_LCS] &= ~LCS_LINEWIDTH_0_5; - if (state) { - imesa->Setup[I810_CTXREG_AA] |= AA_ENABLE; - imesa->Setup[I810_CTXREG_LCS] |= LCS_LINEWIDTH_0_5; - } - } - break; - case GL_POINT_SMOOTH: - if (imesa->reduced_primitive == GL_POINTS) { - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_AA] &= ~AA_ENABLE; - imesa->Setup[I810_CTXREG_LCS] &= ~LCS_LINEWIDTH_0_5; - if (state) { - imesa->Setup[I810_CTXREG_AA] |= AA_ENABLE; - imesa->Setup[I810_CTXREG_LCS] |= LCS_LINEWIDTH_0_5; - } - } - break; - case GL_POLYGON_SMOOTH: - if (imesa->reduced_primitive == GL_TRIANGLES) { - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_AA] &= ~AA_ENABLE; - if (state) - imesa->Setup[I810_CTXREG_AA] |= AA_ENABLE; - } - break; - case GL_FOG: - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_B1] &= ~B1_FOG_ENABLE; - if (state) - imesa->Setup[I810_CTXREG_B1] |= B1_FOG_ENABLE; - break; - case GL_CULL_FACE: - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - imesa->Setup[I810_CTXREG_LCS] &= ~LCS_CULL_MASK; - if (state) - imesa->Setup[I810_CTXREG_LCS] |= imesa->LcsCullMode; - else - imesa->Setup[I810_CTXREG_LCS] |= LCS_CULL_DISABLE; - break; - case GL_TEXTURE_2D: - I810_STATECHANGE(imesa, I810_UPLOAD_CTX); - if (ctx->Texture.CurrentUnit == 0) { - imesa->Setup[I810_CTXREG_MT] &= ~MT_TEXEL0_ENABLE; - if (state) - imesa->Setup[I810_CTXREG_MT] |= MT_TEXEL0_ENABLE; - } else { - imesa->Setup[I810_CTXREG_MT] &= ~MT_TEXEL1_ENABLE; - if (state) - imesa->Setup[I810_CTXREG_MT] |= MT_TEXEL1_ENABLE; - } - break; - case GL_COLOR_LOGIC_OP: - FALLBACK( imesa, I810_FALLBACK_LOGICOP, - (state && ctx->Color.LogicOp != GL_COPY)); - break; - case GL_STENCIL_TEST: - FALLBACK( imesa, I810_FALLBACK_STENCIL, state ); - break; - default: - ; - } -} - - - - - - - -/* ============================================================= - */ - - - - -void i810EmitDrawingRectangle( i810ContextPtr imesa ) -{ - __DRIdrawablePrivate *dPriv = imesa->driDrawable; - i810ScreenPrivate *i810Screen = imesa->i810Screen; - int x0 = imesa->drawX; - int y0 = imesa->drawY; - int x1 = x0 + dPriv->w; - int y1 = y0 + dPriv->h; - GLuint dr2, dr3, dr4; - - - /* Coordinate origin of the window - may be offscreen. - */ - dr4 = imesa->BufferSetup[I810_DESTREG_DR4] = ((y0<<16) | - (((unsigned)x0)&0xFFFF)); - - /* Clip to screen. - */ - if (x0 < 0) x0 = 0; - if (y0 < 0) y0 = 0; - if (x1 > i810Screen->width-1) x1 = i810Screen->width-1; - if (y1 > i810Screen->height-1) y1 = i810Screen->height-1; - - - /* Onscreen drawing rectangle. - */ - dr2 = imesa->BufferSetup[I810_DESTREG_DR2] = ((y0<<16) | x0); - dr3 = imesa->BufferSetup[I810_DESTREG_DR3] = (((y1+1)<<16) | (x1+1)); - - - imesa->dirty |= I810_UPLOAD_BUFFERS; -} - - - -static void i810CalcViewport( GLcontext *ctx ) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - const GLfloat *v = ctx->Viewport._WindowMap.m; - GLfloat *m = imesa->ViewportMatrix.m; - - /* See also i810_translate_vertex. SUBPIXEL adjustments can be done - * via state vars, too. - */ - m[MAT_SX] = v[MAT_SX]; - m[MAT_TX] = v[MAT_TX] + SUBPIXEL_X; - m[MAT_SY] = - v[MAT_SY]; - m[MAT_TY] = - v[MAT_TY] + imesa->driDrawable->h + SUBPIXEL_Y; - m[MAT_SZ] = v[MAT_SZ] * (1.0 / 0xffff); - m[MAT_TZ] = v[MAT_TZ] * (1.0 / 0xffff); -} - -static void i810Viewport( GLcontext *ctx, - GLint x, GLint y, - GLsizei width, GLsizei height ) -{ - /* update size of Mesa/software ancillary buffers */ - _mesa_ResizeBuffersMESA(); - i810CalcViewport( ctx ); -} - -static void i810DepthRange( GLcontext *ctx, - GLclampd nearval, GLclampd farval ) -{ - i810CalcViewport( ctx ); -} - - - -void i810PrintDirty( const char *msg, GLuint state ) -{ - fprintf(stderr, "%s (0x%x): %s%s%s%s\n", - msg, - (unsigned int) state, - (state & I810_UPLOAD_TEX0) ? "upload-tex0, " : "", - (state & I810_UPLOAD_TEX1) ? "upload-tex1, " : "", - (state & I810_UPLOAD_CTX) ? "upload-ctx, " : "", - (state & I810_UPLOAD_BUFFERS) ? "upload-bufs, " : "" - ); -} - - - -void i810InitState( GLcontext *ctx ) -{ - i810ContextPtr imesa = I810_CONTEXT(ctx); - i810ScreenPrivate *i810Screen = imesa->i810Screen; - - memset(imesa->Setup, 0, sizeof(imesa->Setup)); - - imesa->Setup[I810_CTXREG_VF] = 0; - - imesa->Setup[I810_CTXREG_MT] = (GFX_OP_MAP_TEXELS | - MT_UPDATE_TEXEL1_STATE | - MT_TEXEL1_COORD1 | - MT_TEXEL1_MAP1 | - MT_TEXEL1_DISABLE | - MT_UPDATE_TEXEL0_STATE | - MT_TEXEL0_COORD0 | - MT_TEXEL0_MAP0 | - MT_TEXEL0_DISABLE); - - imesa->Setup[I810_CTXREG_MC0] = ( GFX_OP_MAP_COLOR_STAGES | - MC_STAGE_0 | - MC_UPDATE_DEST | - MC_DEST_CURRENT | - MC_UPDATE_ARG1 | - MC_ARG1_ITERATED_COLOR | - MC_ARG1_DONT_REPLICATE_ALPHA | - MC_ARG1_DONT_INVERT | - MC_UPDATE_ARG2 | - MC_ARG2_ONE | - MC_ARG2_DONT_REPLICATE_ALPHA | - MC_ARG2_DONT_INVERT | - MC_UPDATE_OP | - MC_OP_ARG1 ); - - imesa->Setup[I810_CTXREG_MC1] = ( GFX_OP_MAP_COLOR_STAGES | - MC_STAGE_1 | - MC_UPDATE_DEST | - MC_DEST_CURRENT | - MC_UPDATE_ARG1 | - MC_ARG1_ONE | - MC_ARG1_DONT_REPLICATE_ALPHA | - MC_ARG1_DONT_INVERT | - MC_UPDATE_ARG2 | - MC_ARG2_ONE | - MC_ARG2_DONT_REPLICATE_ALPHA | - MC_ARG2_DONT_INVERT | - MC_UPDATE_OP | - MC_OP_DISABLE ); - - - imesa->Setup[I810_CTXREG_MC2] = ( GFX_OP_MAP_COLOR_STAGES | - MC_STAGE_2 | - MC_UPDATE_DEST | - MC_DEST_CURRENT | - MC_UPDATE_ARG1 | - MC_ARG1_CURRENT_COLOR | - MC_ARG1_REPLICATE_ALPHA | - MC_ARG1_DONT_INVERT | - MC_UPDATE_ARG2 | - MC_ARG2_ONE | - MC_ARG2_DONT_REPLICATE_ALPHA | - MC_ARG2_DONT_INVERT | - MC_UPDATE_OP | - MC_OP_DISABLE ); - - - imesa->Setup[I810_CTXREG_MA0] = ( GFX_OP_MAP_ALPHA_STAGES | - MA_STAGE_0 | - MA_UPDATE_ARG1 | - MA_ARG1_ITERATED_ALPHA | - MA_ARG1_DONT_INVERT | - MA_UPDATE_ARG2 | - MA_ARG2_CURRENT_ALPHA | - MA_ARG2_DONT_INVERT | - MA_UPDATE_OP | - MA_OP_ARG1 ); - - - imesa->Setup[I810_CTXREG_MA1] = ( GFX_OP_MAP_ALPHA_STAGES | - MA_STAGE_1 | - MA_UPDATE_ARG1 | - MA_ARG1_CURRENT_ALPHA | - MA_ARG1_DONT_INVERT | - MA_UPDATE_ARG2 | - MA_ARG2_CURRENT_ALPHA | - MA_ARG2_DONT_INVERT | - MA_UPDATE_OP | - MA_OP_ARG1 ); - - - imesa->Setup[I810_CTXREG_MA2] = ( GFX_OP_MAP_ALPHA_STAGES | - MA_STAGE_2 | - MA_UPDATE_ARG1 | - MA_ARG1_CURRENT_ALPHA | - MA_ARG1_DONT_INVERT | - MA_UPDATE_ARG2 | - MA_ARG2_CURRENT_ALPHA | - MA_ARG2_DONT_INVERT | - MA_UPDATE_OP | - MA_OP_ARG1 ); - - - imesa->Setup[I810_CTXREG_SDM] = ( GFX_OP_SRC_DEST_MONO | - SDM_UPDATE_MONO_ENABLE | - 0 | - SDM_UPDATE_SRC_BLEND | - SDM_SRC_ONE | - SDM_UPDATE_DST_BLEND | - SDM_DST_ZERO ); - - /* Use for colormask: - */ - imesa->Setup[I810_CTXREG_CF0] = GFX_OP_COLOR_FACTOR; - imesa->Setup[I810_CTXREG_CF1] = 0xffffffff; - - imesa->Setup[I810_CTXREG_ZA] = (GFX_OP_ZBIAS_ALPHAFUNC | - ZA_UPDATE_ALPHAFUNC | - ZA_ALPHA_ALWAYS | - ZA_UPDATE_ZBIAS | - 0 | - ZA_UPDATE_ALPHAREF | - 0x0); - - imesa->Setup[I810_CTXREG_FOG] = (GFX_OP_FOG_COLOR | - (0xffffff & ~FOG_RESERVED_MASK)); - - /* Choose a pipe - */ - imesa->Setup[I810_CTXREG_B1] = ( GFX_OP_BOOL_1 | - B1_UPDATE_SPEC_SETUP_ENABLE | - 0 | - B1_UPDATE_ALPHA_SETUP_ENABLE | - B1_ALPHA_SETUP_ENABLE | - B1_UPDATE_CI_KEY_ENABLE | - 0 | - B1_UPDATE_CHROMAKEY_ENABLE | - 0 | - B1_UPDATE_Z_BIAS_ENABLE | - 0 | - B1_UPDATE_SPEC_ENABLE | - 0 | - B1_UPDATE_FOG_ENABLE | - 0 | - B1_UPDATE_ALPHA_TEST_ENABLE | - 0 | - B1_UPDATE_BLEND_ENABLE | - 0 | - B1_UPDATE_Z_TEST_ENABLE | - 0 ); - - imesa->Setup[I810_CTXREG_B2] = ( GFX_OP_BOOL_2 | - B2_UPDATE_MAP_CACHE_ENABLE | - B2_MAP_CACHE_ENABLE | - B2_UPDATE_ALPHA_DITHER_ENABLE | - 0 | - B2_UPDATE_FOG_DITHER_ENABLE | - 0 | - B2_UPDATE_SPEC_DITHER_ENABLE | - 0 | - B2_UPDATE_RGB_DITHER_ENABLE | - B2_RGB_DITHER_ENABLE | - B2_UPDATE_FB_WRITE_ENABLE | - B2_FB_WRITE_ENABLE | - B2_UPDATE_ZB_WRITE_ENABLE | - B2_ZB_WRITE_ENABLE ); - - imesa->Setup[I810_CTXREG_LCS] = ( GFX_OP_LINEWIDTH_CULL_SHADE_MODE | - LCS_UPDATE_ZMODE | - LCS_Z_LESS | - LCS_UPDATE_LINEWIDTH | - LCS_LINEWIDTH_1_0 | - LCS_UPDATE_ALPHA_INTERP | - LCS_ALPHA_INTERP | - LCS_UPDATE_FOG_INTERP | - 0 | - LCS_UPDATE_SPEC_INTERP | - 0 | - LCS_UPDATE_RGB_INTERP | - LCS_RGB_INTERP | - LCS_UPDATE_CULL_MODE | - LCS_CULL_DISABLE); - - imesa->LcsCullMode = LCS_CULL_CW; - imesa->LcsLineWidth = LCS_LINEWIDTH_1_0; - imesa->LcsPointSize = LCS_LINEWIDTH_1_0; - - imesa->Setup[I810_CTXREG_PV] = ( GFX_OP_PV_RULE | - PV_UPDATE_PIXRULE | - PV_PIXRULE_ENABLE | - PV_UPDATE_LINELIST | - PV_LINELIST_PV1 | - PV_UPDATE_TRIFAN | - PV_TRIFAN_PV2 | - PV_UPDATE_TRISTRIP | - PV_TRISTRIP_PV2 ); - - - imesa->Setup[I810_CTXREG_ST0] = GFX_OP_STIPPLE; - imesa->Setup[I810_CTXREG_ST1] = 0; - - imesa->Setup[I810_CTXREG_AA] = ( GFX_OP_ANTIALIAS | - AA_UPDATE_EDGEFLAG | - 0 | - AA_UPDATE_POLYWIDTH | - AA_POLYWIDTH_05 | - AA_UPDATE_LINEWIDTH | - AA_LINEWIDTH_05 | - AA_UPDATE_BB_EXPANSION | - 0 | - AA_UPDATE_AA_ENABLE | - 0 ); - - memset(imesa->BufferSetup, 0, sizeof(imesa->BufferSetup)); - imesa->BufferSetup[I810_DESTREG_DI0] = CMD_OP_DESTBUFFER_INFO; - - if (imesa->glCtx->Visual.doubleBufferMode && imesa->sarea->pf_current_page == 0) { - /* use back buffer by default */ - imesa->drawMap = i810Screen->back.map; - imesa->readMap = i810Screen->back.map; - imesa->BufferSetup[I810_DESTREG_DI1] = (i810Screen->backOffset | - i810Screen->backPitchBits); - } else { - /* use front buffer by default */ - imesa->drawMap = (char *)imesa->driScreen->pFB; - imesa->readMap = (char *)imesa->driScreen->pFB; - imesa->BufferSetup[I810_DESTREG_DI1] = (i810Screen->fbOffset | - i810Screen->backPitchBits); - } - - imesa->BufferSetup[I810_DESTREG_DV0] = GFX_OP_DESTBUFFER_VARS; - imesa->BufferSetup[I810_DESTREG_DV1] = (DV_HORG_BIAS_OGL | - DV_VORG_BIAS_OGL | - i810Screen->fbFormat); - - imesa->BufferSetup[I810_DESTREG_DR0] = GFX_OP_DRAWRECT_INFO; - imesa->BufferSetup[I810_DESTREG_DR1] = DR1_RECT_CLIP_ENABLE; -} - - -static void i810InvalidateState( 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 ); - I810_CONTEXT(ctx)->new_state |= new_state; -} - - -void i810InitStateFuncs(GLcontext *ctx) -{ - /* Callbacks for internal Mesa events. - */ - ctx->Driver.UpdateState = i810InvalidateState; - - /* API callbacks - */ - ctx->Driver.AlphaFunc = i810AlphaFunc; - ctx->Driver.BlendEquationSeparate = i810BlendEquationSeparate; - ctx->Driver.BlendFuncSeparate = i810BlendFuncSeparate; - ctx->Driver.ClearColor = i810ClearColor; - ctx->Driver.ColorMask = i810ColorMask; - ctx->Driver.CullFace = i810CullFaceFrontFace; - ctx->Driver.DepthFunc = i810DepthFunc; - ctx->Driver.DepthMask = i810DepthMask; - ctx->Driver.Enable = i810Enable; - ctx->Driver.Fogfv = i810Fogfv; - ctx->Driver.FrontFace = i810CullFaceFrontFace; - ctx->Driver.LineWidth = i810LineWidth; - ctx->Driver.LogicOpcode = i810LogicOp; - ctx->Driver.PolygonStipple = i810PolygonStipple; - ctx->Driver.RenderMode = i810RenderMode; - ctx->Driver.Scissor = i810Scissor; - ctx->Driver.DrawBuffer = i810DrawBuffer; - ctx->Driver.ReadBuffer = i810ReadBuffer; - ctx->Driver.ShadeModel = i810ShadeModel; - ctx->Driver.DepthRange = i810DepthRange; - ctx->Driver.Viewport = i810Viewport; - ctx->Driver.PointSize = i810PointSize; - - if (IS_I815(I810_CONTEXT(ctx))) { - ctx->Driver.LightModelfv = i810LightModelfv_i815; - } else { - ctx->Driver.LightModelfv = i810LightModelfv; - } - - /* 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; -} |