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Diffstat (limited to 'mesalib/src/mesa/main/texcompress_fxt1.c')
-rw-r--r--mesalib/src/mesa/main/texcompress_fxt1.c122
1 files changed, 25 insertions, 97 deletions
diff --git a/mesalib/src/mesa/main/texcompress_fxt1.c b/mesalib/src/mesa/main/texcompress_fxt1.c
index fc151605c..85becb80d 100644
--- a/mesalib/src/mesa/main/texcompress_fxt1.c
+++ b/mesalib/src/mesa/main/texcompress_fxt1.c
@@ -37,10 +37,13 @@
#include "image.h"
#include "mipmap.h"
#include "texcompress.h"
-#include "texformat.h"
+#include "texcompress_fxt1.h"
#include "texstore.h"
+#if FEATURE_texture_fxt1
+
+
static void
fxt1_encode (GLuint width, GLuint height, GLint comps,
const void *source, GLint srcRowStride,
@@ -52,20 +55,10 @@ fxt1_decode_1 (const void *texture, GLint stride,
/**
- * Called during context initialization.
- */
-void
-_mesa_init_texture_fxt1( GLcontext *ctx )
-{
- (void) ctx;
-}
-
-
-/**
- * Called via TexFormat->StoreImage to store an RGB_FXT1 texture.
+ * Store user's image in rgb_fxt1 format.
*/
-static GLboolean
-texstore_rgb_fxt1(TEXSTORE_PARAMS)
+GLboolean
+_mesa_texstore_rgb_fxt1(TEXSTORE_PARAMS)
{
const GLchan *pixels;
GLint srcRowStride;
@@ -73,7 +66,7 @@ texstore_rgb_fxt1(TEXSTORE_PARAMS)
const GLint texWidth = dstRowStride * 8 / 16; /* a bit of a hack */
const GLchan *tempImage = NULL;
- ASSERT(dstFormat == &_mesa_texformat_rgb_fxt1);
+ ASSERT(dstFormat == MESA_FORMAT_RGB_FXT1);
ASSERT(dstXoffset % 8 == 0);
ASSERT(dstYoffset % 4 == 0);
ASSERT(dstZoffset == 0);
@@ -87,7 +80,7 @@ texstore_rgb_fxt1(TEXSTORE_PARAMS)
/* convert image to RGB/GLchan */
tempImage = _mesa_make_temp_chan_image(ctx, dims,
baseInternalFormat,
- dstFormat->BaseFormat,
+ _mesa_get_format_base_format(dstFormat),
srcWidth, srcHeight, srcDepth,
srcFormat, srcType, srcAddr,
srcPacking);
@@ -105,7 +98,7 @@ texstore_rgb_fxt1(TEXSTORE_PARAMS)
}
dst = _mesa_compressed_image_address(dstXoffset, dstYoffset, 0,
- dstFormat->MesaFormat,
+ dstFormat,
texWidth, (GLubyte *) dstAddr);
fxt1_encode(srcWidth, srcHeight, 3, pixels, srcRowStride,
@@ -119,10 +112,10 @@ texstore_rgb_fxt1(TEXSTORE_PARAMS)
/**
- * Called via TexFormat->StoreImage to store an RGBA_FXT1 texture.
+ * Store user's image in rgba_fxt1 format.
*/
-static GLboolean
-texstore_rgba_fxt1(TEXSTORE_PARAMS)
+GLboolean
+_mesa_texstore_rgba_fxt1(TEXSTORE_PARAMS)
{
const GLchan *pixels;
GLint srcRowStride;
@@ -130,7 +123,7 @@ texstore_rgba_fxt1(TEXSTORE_PARAMS)
GLint texWidth = dstRowStride * 8 / 16; /* a bit of a hack */
const GLchan *tempImage = NULL;
- ASSERT(dstFormat == &_mesa_texformat_rgba_fxt1);
+ ASSERT(dstFormat == MESA_FORMAT_RGBA_FXT1);
ASSERT(dstXoffset % 8 == 0);
ASSERT(dstYoffset % 4 == 0);
ASSERT(dstZoffset == 0);
@@ -144,7 +137,7 @@ texstore_rgba_fxt1(TEXSTORE_PARAMS)
/* convert image to RGBA/GLchan */
tempImage = _mesa_make_temp_chan_image(ctx, dims,
baseInternalFormat,
- dstFormat->BaseFormat,
+ _mesa_get_format_base_format(dstFormat),
srcWidth, srcHeight, srcDepth,
srcFormat, srcType, srcAddr,
srcPacking);
@@ -162,7 +155,7 @@ texstore_rgba_fxt1(TEXSTORE_PARAMS)
}
dst = _mesa_compressed_image_address(dstXoffset, dstYoffset, 0,
- dstFormat->MesaFormat,
+ dstFormat,
texWidth, (GLubyte *) dstAddr);
fxt1_encode(srcWidth, srcHeight, 4, pixels, srcRowStride,
@@ -175,18 +168,9 @@ texstore_rgba_fxt1(TEXSTORE_PARAMS)
}
-static void
-fetch_texel_2d_rgba_fxt1( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
-{
- (void) k;
- fxt1_decode_1(texImage->Data, texImage->RowStride, i, j, texel);
-}
-
-
-static void
-fetch_texel_2d_f_rgba_fxt1( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_rgba_fxt1( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
/* just sample as GLchan and convert to float here */
GLchan rgba[4];
@@ -199,19 +183,9 @@ fetch_texel_2d_f_rgba_fxt1( const struct gl_texture_image *texImage,
}
-static void
-fetch_texel_2d_rgb_fxt1( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLchan *texel )
-{
- (void) k;
- fxt1_decode_1(texImage->Data, texImage->RowStride, i, j, texel);
- texel[ACOMP] = 255;
-}
-
-
-static void
-fetch_texel_2d_f_rgb_fxt1( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel )
+void
+_mesa_fetch_texel_2d_f_rgb_fxt1( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
/* just sample as GLchan and convert to float here */
GLchan rgba[4];
@@ -225,55 +199,6 @@ fetch_texel_2d_f_rgb_fxt1( const struct gl_texture_image *texImage,
-const struct gl_texture_format _mesa_texformat_rgb_fxt1 = {
- MESA_FORMAT_RGB_FXT1, /* MesaFormat */
- GL_RGB, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 4, /*approx*/ /* RedBits */
- 4, /*approx*/ /* GreenBits */
- 4, /*approx*/ /* BlueBits */
- 0, /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 0, /* TexelBytes */
- texstore_rgb_fxt1, /* StoreTexImageFunc */
- NULL, /*impossible*/ /* FetchTexel1D */
- fetch_texel_2d_rgb_fxt1, /* FetchTexel2D */
- NULL, /*impossible*/ /* FetchTexel3D */
- NULL, /*impossible*/ /* FetchTexel1Df */
- fetch_texel_2d_f_rgb_fxt1, /* FetchTexel2Df */
- NULL, /*impossible*/ /* FetchTexel3Df */
- NULL /* StoreTexel */
-};
-
-const struct gl_texture_format _mesa_texformat_rgba_fxt1 = {
- MESA_FORMAT_RGBA_FXT1, /* MesaFormat */
- GL_RGBA, /* BaseFormat */
- GL_UNSIGNED_NORMALIZED_ARB, /* DataType */
- 4, /*approx*/ /* RedBits */
- 4, /*approx*/ /* GreenBits */
- 4, /*approx*/ /* BlueBits */
- 1, /*approx*/ /* AlphaBits */
- 0, /* LuminanceBits */
- 0, /* IntensityBits */
- 0, /* IndexBits */
- 0, /* DepthBits */
- 0, /* StencilBits */
- 0, /* TexelBytes */
- texstore_rgba_fxt1, /* StoreTexImageFunc */
- NULL, /*impossible*/ /* FetchTexel1D */
- fetch_texel_2d_rgba_fxt1, /* FetchTexel2D */
- NULL, /*impossible*/ /* FetchTexel3D */
- NULL, /*impossible*/ /* FetchTexel1Df */
- fetch_texel_2d_f_rgba_fxt1, /* FetchTexel2Df */
- NULL, /*impossible*/ /* FetchTexel3Df */
- NULL /* StoreTexel */
-};
-
-
/***************************************************************************\
* FXT1 encoder
*
@@ -1722,3 +1647,6 @@ fxt1_decode_1 (const void *texture, GLint stride, /* in pixels */
decode_1[mode](code, t, rgba);
}
+
+
+#endif /* FEATURE_texture_fxt1 */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 15:09:54 +0000