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-rw-r--r--src/mesa/drivers/dri/i830/i830_context.c3
-rw-r--r--src/mesa/drivers/dri/i830/i830_tex.c102
-rw-r--r--src/mesa/drivers/dri/i830/i830_texmem.c6
-rw-r--r--src/mesa/drivers/dri/i830/i830_texstate.c6
4 files changed, 117 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i830/i830_context.c b/src/mesa/drivers/dri/i830/i830_context.c
index 7a44f0327f..d5d8e0a9d4 100644
--- a/src/mesa/drivers/dri/i830/i830_context.c
+++ b/src/mesa/drivers/dri/i830/i830_context.c
@@ -371,6 +371,9 @@ GLboolean i830CreateContext( const __GLcontextModes *mesaVis,
_math_matrix_ctr (&imesa->ViewportMatrix);
driInitExtensions( ctx, card_extensions, GL_TRUE );
+
+ _mesa_enable_extension( ctx, "GL_3DFX_texture_compression_FXT1" );
+
/* XXX these should really go right after _mesa_init_driver_functions() */
i830DDInitStateFuncs( ctx );
i830InitTriFuncs (ctx);
diff --git a/src/mesa/drivers/dri/i830/i830_tex.c b/src/mesa/drivers/dri/i830/i830_tex.c
index 2afa05ab54..2fb4cc9324 100644
--- a/src/mesa/drivers/dri/i830/i830_tex.c
+++ b/src/mesa/drivers/dri/i830/i830_tex.c
@@ -418,6 +418,101 @@ static void i830TexSubImage2D( GLcontext *ctx,
}
+
+static void i830CompressedTexImage2D( GLcontext *ctx, GLenum target, GLint level,
+ GLint internalFormat,
+ GLint width, GLint height, GLint border,
+ GLsizei imageSize, const GLvoid *data,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage )
+{
+ driTextureObject * t = (driTextureObject *) texObj->DriverData;
+ GLuint face;
+
+ /* which cube face or ordinary 2D image */
+ switch (target) {
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+ face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
+ ASSERT(face < 6);
+ break;
+ default:
+ face = 0;
+ }
+
+ if ( t != NULL ) {
+ driSwapOutTextureObject( t );
+ }
+ else {
+ t = (driTextureObject *) i830AllocTexObj( texObj );
+ if (!t) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexImage2D");
+ return;
+ }
+ }
+
+ texImage->IsClientData = GL_FALSE;
+
+ if (I830_DEBUG & DEBUG_TEXTURE)
+ fprintf(stderr, "%s: Using normal storage\n", __FUNCTION__);
+
+ _mesa_store_compressed_teximage2d(ctx, target, level, internalFormat, width,
+ height, border, imageSize, data, texObj, texImage);
+
+ t->dirty_images[face] |= (1 << level);
+}
+
+
+static void i830CompressedTexSubImage2D( GLcontext *ctx, GLenum target, GLint level,
+ GLint xoffset, GLint yoffset,
+ GLsizei width, GLsizei height,
+ GLenum format,
+ GLsizei imageSize, const GLvoid *data,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage )
+{
+ driTextureObject * t = (driTextureObject *) texObj->DriverData;
+ GLuint face;
+
+
+ /* which cube face or ordinary 2D image */
+ switch (target) {
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_X:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_X:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Y:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Y:
+ case GL_TEXTURE_CUBE_MAP_POSITIVE_Z:
+ case GL_TEXTURE_CUBE_MAP_NEGATIVE_Z:
+ face = (GLuint) target - (GLuint) GL_TEXTURE_CUBE_MAP_POSITIVE_X;
+ ASSERT(face < 6);
+ break;
+ default:
+ face = 0;
+ }
+
+ assert( t ); /* this _should_ be true */
+ if ( t ) {
+ driSwapOutTextureObject( t );
+ }
+ else {
+ t = (driTextureObject *) i830AllocTexObj( texObj );
+ if (!t) {
+ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCompressedTexSubImage2D");
+ return;
+ }
+ }
+
+ _mesa_store_compressed_texsubimage2d(ctx, target, level, xoffset, yoffset, width,
+ height, format, imageSize, data, texObj, texImage);
+
+ t->dirty_images[face] |= (1 << level);
+}
+
+
static void i830BindTexture( GLcontext *ctx, GLenum target,
struct gl_texture_object *tObj )
{
@@ -543,6 +638,11 @@ i830ChooseTextureFormat( GLcontext *ctx, GLint internalFormat,
else
return &_mesa_texformat_ycbcr_rev;
+ case GL_COMPRESSED_RGB_FXT1_3DFX:
+ return &_mesa_texformat_rgb_fxt1;
+ case GL_COMPRESSED_RGBA_FXT1_3DFX:
+ return &_mesa_texformat_rgba_fxt1;
+
default:
fprintf(stderr, "unexpected texture format in %s\n", __FUNCTION__);
return NULL;
@@ -579,4 +679,6 @@ void i830InitTextureFuncs( struct dd_function_table *functions )
functions->TexParameter = i830TexParameter;
functions->TexEnv = i830TexEnv;
functions->IsTextureResident = driIsTextureResident;
+ functions->CompressedTexImage2D = i830CompressedTexImage2D;
+ functions->CompressedTexSubImage2D = i830CompressedTexSubImage2D;
}
diff --git a/src/mesa/drivers/dri/i830/i830_texmem.c b/src/mesa/drivers/dri/i830/i830_texmem.c
index b41957cafc..1a5abf5bab 100644
--- a/src/mesa/drivers/dri/i830/i830_texmem.c
+++ b/src/mesa/drivers/dri/i830/i830_texmem.c
@@ -111,6 +111,12 @@ static void i830UploadTexLevel( i830ContextPtr imesa,
memcpy( dst, src, t->Pitch * image->Height );
}
+ else if (image->IsCompressed) {
+ GLubyte *dst = (GLubyte *)(t->BufAddr + t->image[0][hwlevel].offset);
+ GLubyte *src = (GLubyte *)image->Data;
+
+ memcpy( dst, src, image->CompressedSize );
+ }
else switch (image->TexFormat->TexelBytes) {
case 1:
{
diff --git a/src/mesa/drivers/dri/i830/i830_texstate.c b/src/mesa/drivers/dri/i830/i830_texstate.c
index 03407eb771..6b8193c924 100644
--- a/src/mesa/drivers/dri/i830/i830_texstate.c
+++ b/src/mesa/drivers/dri/i830/i830_texstate.c
@@ -111,6 +111,12 @@ static void i830SetTexImages( i830ContextPtr imesa,
textureFormat = (MAPSURF_422 | MT_422_YCRCB_SWAPY | /* ??? */
TM0S1_COLORSPACE_CONVERSION);
break;
+
+ case MESA_FORMAT_RGB_FXT1:
+ case MESA_FORMAT_RGBA_FXT1:
+ t->texelBytes = 2;
+ textureFormat = (MAPSURF_COMPRESSED | MT_COMPRESS_FXT1);
+ break;
default:
fprintf(stderr, "%s: bad image format\n", __FUNCTION__);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-04 03:02:06 +0000