diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/gamma/gamma_tex.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/gamma/gamma_tex.c | 433 |
1 files changed, 0 insertions, 433 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/gamma/gamma_tex.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/gamma/gamma_tex.c deleted file mode 100644 index d4fc93f86..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/gamma/gamma_tex.c +++ /dev/null @@ -1,433 +0,0 @@ -/* $XFree86: xc/lib/GL/mesa/src/drv/gamma/gamma_tex.c,v 1.4 2002/11/05 17:46:07 tsi Exp $ */ - -#include <stdlib.h> -#include <stdio.h> - -#include "glheader.h" -#include "mtypes.h" -#include "imports.h" -#include "simple_list.h" -#include "enums.h" -#include "texstore.h" -#include "teximage.h" -#include "texformat.h" -#include "texobj.h" -#include "swrast/swrast.h" - -#include "mm.h" -#include "gamma_context.h" -#include "colormac.h" - - -/* - * Compute the 'S2.4' lod bias factor from the floating point OpenGL bias. - */ -#if 0 -static GLuint gammaComputeLodBias(GLfloat bias) -{ - return bias; -} -#endif - -static void gammaSetTexWrapping(gammaTextureObjectPtr t, - GLenum wraps, GLenum wrapt) -{ - u_int32_t t1 = t->TextureAddressMode; - u_int32_t t2 = t->TextureReadMode; - - t1 &= ~(TAM_SWrap_Mask | TAM_TWrap_Mask); - t2 &= ~(TRM_UWrap_Mask | TRM_VWrap_Mask); - - if (wraps != GL_CLAMP) { - t1 |= TAM_SWrap_Repeat; - t2 |= TRM_UWrap_Repeat; - } - - if (wrapt != GL_CLAMP) { - t1 |= TAM_TWrap_Repeat; - t2 |= TRM_VWrap_Repeat; - } - - t->TextureAddressMode = t1; - t->TextureReadMode = t2; -} - - -static void gammaSetTexFilter(gammaContextPtr gmesa, - gammaTextureObjectPtr t, - GLenum minf, GLenum magf, - GLfloat bias) -{ - u_int32_t t1 = t->TextureAddressMode; - u_int32_t t2 = t->TextureReadMode; - - t2 &= ~(TRM_Mag_Mask | TRM_Min_Mask); - - switch (minf) { - case GL_NEAREST: - t1 &= ~TAM_LODEnable; - t2 &= ~TRM_MipMapEnable; - t2 |= TRM_Min_Nearest; - break; - case GL_LINEAR: - t1 &= ~TAM_LODEnable; - t2 &= ~TRM_MipMapEnable; - t2 |= TRM_Min_Linear; - break; - case GL_NEAREST_MIPMAP_NEAREST: - t2 |= TRM_Min_NearestMMNearest; - break; - case GL_LINEAR_MIPMAP_NEAREST: - t2 |= TRM_Min_LinearMMNearest; - break; - case GL_NEAREST_MIPMAP_LINEAR: - t2 |= TRM_Min_NearestMMLinear; - break; - case GL_LINEAR_MIPMAP_LINEAR: - t2 |= TRM_Min_LinearMMLinear; - break; - default: - break; - } - - switch (magf) { - case GL_NEAREST: - t2 |= TRM_Mag_Nearest; - break; - case GL_LINEAR: - t2 |= TRM_Mag_Linear; - break; - default: - break; - } - - t->TextureAddressMode = t1; - t->TextureReadMode = t2; -} - - -static void gammaSetTexBorderColor(gammaContextPtr gmesa, - gammaTextureObjectPtr t, - GLubyte color[4]) -{ - t->TextureBorderColor = PACK_COLOR_8888(color[0], color[1], color[2], color[3]); -} - - -static void gammaTexParameter( GLcontext *ctx, GLenum target, - struct gl_texture_object *tObj, - GLenum pname, const GLfloat *params ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - gammaTextureObjectPtr t = (gammaTextureObjectPtr) tObj->DriverData; - if (!t) - return; - - /* Can't do the update now as we don't know whether to flush - * vertices or not. Setting gmesa->new_state means that - * gammaUpdateTextureState() will be called before any triangles are - * rendered. If a statechange has occurred, it will be detected at - * that point, and buffered vertices flushed. - */ - switch (pname) { - case GL_TEXTURE_MIN_FILTER: - case GL_TEXTURE_MAG_FILTER: - { - GLfloat bias = ctx->Texture.Unit[ctx->Texture.CurrentUnit].LodBias; - gammaSetTexFilter( gmesa, t, tObj->MinFilter, tObj->MagFilter, bias ); - } - break; - - case GL_TEXTURE_WRAP_S: - case GL_TEXTURE_WRAP_T: - gammaSetTexWrapping( t, tObj->WrapS, tObj->WrapT ); - break; - - case GL_TEXTURE_BORDER_COLOR: - gammaSetTexBorderColor( gmesa, t, tObj->_BorderChan ); - break; - - case GL_TEXTURE_BASE_LEVEL: - case GL_TEXTURE_MAX_LEVEL: - case GL_TEXTURE_MIN_LOD: - case GL_TEXTURE_MAX_LOD: - /* This isn't the most efficient solution but there doesn't appear to - * be a nice alternative for Radeon. Since there's no LOD clamping, - * we just have to rely on loading the right subset of mipmap levels - * to simulate a clamped LOD. - */ - gammaSwapOutTexObj( gmesa, t ); - break; - - default: - return; - } - - if (t == gmesa->CurrentTexObj[0]) - gmesa->dirty |= GAMMA_UPLOAD_TEX0; - -#if 0 - if (t == gmesa->CurrentTexObj[1]) { - gmesa->dirty |= GAMMA_UPLOAD_TEX1; - } -#endif -} - - -static void gammaTexEnv( GLcontext *ctx, GLenum target, - GLenum pname, const GLfloat *param ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT( ctx ); - GLuint unit = ctx->Texture.CurrentUnit; - - /* Only one env color. Need a fallback if env colors are different - * and texture setup references env color in both units. - */ - switch (pname) { - case GL_TEXTURE_ENV_COLOR: { - struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit]; - GLfloat *fc = texUnit->EnvColor; - GLuint r, g, b, a, col; - CLAMPED_FLOAT_TO_UBYTE(r, fc[0]); - CLAMPED_FLOAT_TO_UBYTE(g, fc[1]); - CLAMPED_FLOAT_TO_UBYTE(b, fc[2]); - CLAMPED_FLOAT_TO_UBYTE(a, fc[3]); - - col = ((a << 24) | - (r << 16) | - (g << 8) | - (b << 0)); - - break; - } - case GL_TEXTURE_ENV_MODE: - gmesa->TexEnvImageFmt[unit] = 0; /* force recalc of env state */ - break; - - case GL_TEXTURE_LOD_BIAS_EXT: -#if 0 /* ?!?!?! */ - { - struct gl_texture_object *tObj = ctx->Texture.Unit[unit]._Current; - gammaTextureObjectPtr t = (gammaTextureObjectPtr) tObj->DriverData; - (void) t; - /* XXX Looks like there's something missing here */ - } -#endif - break; - - default: - break; - } -} - -#if 0 -static void gammaTexImage1D( GLcontext *ctx, GLenum target, GLint level, - GLint internalFormat, - GLint width, GLint border, - GLenum format, GLenum type, - const GLvoid *pixels, - const struct gl_pixelstore_attrib *pack, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage ) -{ - gammaTextureObjectPtr t = (gammaTextureObjectPtr) texObj->DriverData; - if (t) { - gammaSwapOutTexObj( GAMMA_CONTEXT(ctx), t ); - } - _mesa_store_teximage1d( ctx, target, level, internalFormat, - width, border, format, type, - pixels, pack, texObj, texImage ); -} -#endif - -#if 0 -static void gammaTexSubImage1D( GLcontext *ctx, - GLenum target, - GLint level, - GLint xoffset, - GLsizei width, - GLenum format, GLenum type, - const GLvoid *pixels, - const struct gl_pixelstore_attrib *pack, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage ) -{ - gammaTextureObjectPtr t = (gammaTextureObjectPtr) texObj->DriverData; - if (t) { - gammaSwapOutTexObj( GAMMA_CONTEXT(ctx), t ); - } - _mesa_store_texsubimage1d(ctx, target, level, xoffset, width, - format, type, pixels, pack, texObj, - texImage); -} -#endif - -static void gammaTexImage2D( GLcontext *ctx, GLenum target, GLint level, - GLint internalFormat, - GLint width, GLint height, GLint border, - GLenum format, GLenum type, const GLvoid *pixels, - const struct gl_pixelstore_attrib *packing, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage ) -{ - gammaTextureObjectPtr t = (gammaTextureObjectPtr) texObj->DriverData; - if (t) { - gammaSwapOutTexObj( GAMMA_CONTEXT(ctx), t ); - } - _mesa_store_teximage2d( ctx, target, level, internalFormat, - width, height, border, format, type, - pixels, packing, texObj, texImage ); -} - -static void gammaTexSubImage2D( GLcontext *ctx, - GLenum target, - GLint level, - GLint xoffset, GLint yoffset, - GLsizei width, GLsizei height, - GLenum format, GLenum type, - const GLvoid *pixels, - const struct gl_pixelstore_attrib *packing, - struct gl_texture_object *texObj, - struct gl_texture_image *texImage ) -{ - gammaTextureObjectPtr t = (gammaTextureObjectPtr) texObj->DriverData; - if (t) { - gammaSwapOutTexObj( GAMMA_CONTEXT(ctx), t ); - } - _mesa_store_texsubimage2d(ctx, target, level, xoffset, yoffset, width, - height, format, type, pixels, packing, texObj, - texImage); -} - -static void gammaBindTexture( GLcontext *ctx, GLenum target, - struct gl_texture_object *tObj ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT( ctx ); - gammaTextureObjectPtr t = (gammaTextureObjectPtr) tObj->DriverData; - - if (!t) { - GLfloat bias = ctx->Texture.Unit[ctx->Texture.CurrentUnit].LodBias; - t = CALLOC_STRUCT(gamma_texture_object_t); - - /* Initialize non-image-dependent parts of the state: - */ - t->globj = tObj; - - t->TextureAddressMode = TextureAddressModeEnable | TAM_Operation_3D | - TAM_DY_Enable | TAM_LODEnable; - t->TextureReadMode = TextureReadModeEnable | TRM_PrimaryCacheEnable | - TRM_MipMapEnable | TRM_BorderClamp | TRM_Border; - t->TextureColorMode = TextureColorModeEnable; - t->TextureFilterMode = TextureFilterModeEnable; - - if (target == GL_TEXTURE_2D) { - t->TextureAddressMode |= TAM_TexMapType_2D; - t->TextureReadMode |= TRM_TexMapType_2D; - } - else if (target == GL_TEXTURE_1D) { - t->TextureAddressMode |= TAM_TexMapType_1D; - t->TextureReadMode |= TRM_TexMapType_1D; - } - - t->TextureColorMode = TextureColorModeEnable; - - t->TextureFilterMode = TextureFilterModeEnable; - -#ifdef MESA_LITTLE_ENDIAN - t->TextureFormat = (TF_LittleEndian | -#else - t->TextureFormat = (TF_BigEndian | -#endif - TF_ColorOrder_RGB | - TF_OutputFmt_Texel); - - t->dirty_images = ~0; - - tObj->DriverData = t; - make_empty_list( t ); - - gammaSetTexWrapping( t, tObj->WrapS, tObj->WrapT ); - gammaSetTexFilter( gmesa, t, tObj->MinFilter, tObj->MagFilter, bias ); - gammaSetTexBorderColor( gmesa, t, tObj->_BorderChan ); - } -} - -static void gammaDeleteTexture( GLcontext *ctx, struct gl_texture_object *tObj ) -{ - gammaTextureObjectPtr t = (gammaTextureObjectPtr)tObj->DriverData; - - if (t) { - gammaContextPtr gmesa = GAMMA_CONTEXT( ctx ); -#if 0 - if (gmesa) - GAMMA_FIREVERTICES( gmesa ); -#endif - gammaDestroyTexObj( gmesa, t ); - tObj->DriverData = 0; - } - /* Free mipmap images and the texture object itself */ - _mesa_delete_texture_object(ctx, tObj); -} - -static GLboolean gammaIsTextureResident( GLcontext *ctx, - struct gl_texture_object *tObj ) -{ - gammaTextureObjectPtr t = (gammaTextureObjectPtr)tObj->DriverData; - return t && t->MemBlock; -} - -#ifdef UNUSED -/** - * Allocate a new texture object. - * Called via ctx->Driver.NewTextureObject. - * Note: this function will be called during context creation to - * allocate the default texture objects. - * Note: we could use containment here to 'derive' the driver-specific - * texture object from the core mesa gl_texture_object. Not done at this time. - */ -static struct gl_texture_object * -gammaNewTextureObject( GLcontext *ctx, GLuint name, GLenum target ) -{ - struct gl_texture_object *obj; - obj = _mesa_new_texture_object(ctx, name, target); - return obj; -} -#endif - -void gammaInitTextureObjects( GLcontext *ctx ) -{ - struct gl_texture_object *texObj; - GLuint tmp = ctx->Texture.CurrentUnit; - - ctx->Texture.CurrentUnit = 0; - - texObj = ctx->Texture.Unit[0].Current1D; - gammaBindTexture( ctx, GL_TEXTURE_1D, texObj ); - - texObj = ctx->Texture.Unit[0].Current2D; - gammaBindTexture( ctx, GL_TEXTURE_2D, texObj ); - -#if 0 - ctx->Texture.CurrentUnit = 1; - - texObj = ctx->Texture.Unit[1].Current1D; - gammaBindTexture( ctx, GL_TEXTURE_1D, texObj ); - - texObj = ctx->Texture.Unit[1].Current2D; - gammaBindTexture( ctx, GL_TEXTURE_2D, texObj ); -#endif - - ctx->Texture.CurrentUnit = tmp; -} - - -void gammaDDInitTextureFuncs( struct dd_function_table *functions ) -{ - functions->TexEnv = gammaTexEnv; - functions->TexImage2D = gammaTexImage2D; - functions->TexSubImage2D = gammaTexSubImage2D; - functions->BindTexture = gammaBindTexture; - functions->DeleteTexture = gammaDeleteTexture; - functions->TexParameter = gammaTexParameter; - functions->IsTextureResident = gammaIsTextureResident; -} |