aboutsummaryrefslogtreecommitdiff
path: root/mesalib/src/mesa/main/texcompress_rgtc.c
diff options
context:
space:
mode:
authormarha <marha@users.sourceforge.net>2012-12-17 11:51:13 +0100
committermarha <marha@users.sourceforge.net>2012-12-17 11:51:13 +0100
commit840c8745518b92303d40f6834e9c616587242231 (patch)
tree097a30453fb59b6a88708c3f576e824e8f237c52 /mesalib/src/mesa/main/texcompress_rgtc.c
parentb395c3c85251d4e8761704d8e3a3c9f9fa5b45cc (diff)
downloadvcxsrv-840c8745518b92303d40f6834e9c616587242231.tar.gz
vcxsrv-840c8745518b92303d40f6834e9c616587242231.tar.bz2
vcxsrv-840c8745518b92303d40f6834e9c616587242231.zip
libXft pixman mesa git update 17 dec 2012
libXft: 835cd2a6cb4aa8f89e6e7dead66483643a6e7ee8 pixman: 526dc06e5694172abf979c03a5cf530207fe2d27 mesa: 1358f3a905448f6fb546aba951e317f743a83c76
Diffstat (limited to 'mesalib/src/mesa/main/texcompress_rgtc.c')
-rw-r--r--mesalib/src/mesa/main/texcompress_rgtc.c243
1 files changed, 136 insertions, 107 deletions
diff --git a/mesalib/src/mesa/main/texcompress_rgtc.c b/mesalib/src/mesa/main/texcompress_rgtc.c
index 5773459d7..fa9172aa2 100644
--- a/mesalib/src/mesa/main/texcompress_rgtc.c
+++ b/mesalib/src/mesa/main/texcompress_rgtc.c
@@ -43,7 +43,6 @@
#include "texcompress.h"
#include "texcompress_rgtc.h"
#include "texstore.h"
-#include "swrast/s_context.h"
#define RGTC_DEBUG 0
@@ -291,113 +290,120 @@ _mesa_texstore_signed_rg_rgtc2(TEXSTORE_PARAMS)
return GL_TRUE;
}
-void
-_mesa_fetch_texel_red_rgtc1(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+
+#define TAG(x) unsigned_##x
+
+#define TYPE GLubyte
+#define T_MIN 0
+#define T_MAX 0xff
+
+#include "texcompress_rgtc_tmp.h"
+
+#undef TAG
+#undef TYPE
+#undef T_MIN
+#undef T_MAX
+
+#define TAG(x) signed_##x
+#define TYPE GLbyte
+#define T_MIN (GLbyte)-128
+#define T_MAX (GLbyte)127
+
+#include "texcompress_rgtc_tmp.h"
+
+#undef TAG
+#undef TYPE
+#undef T_MIN
+#undef T_MAX
+
+
+
+static void
+fetch_red_rgtc1(const GLubyte *map, const GLuint imageOffsets[],
+ GLint rowStride, GLint i, GLint j, GLint k, GLfloat *texel)
{
GLubyte red;
- GLint sliceOffset = k ? texImage->ImageOffsets[k] / 2 : 0;
- unsigned_fetch_texel_rgtc(texImage->RowStride,
- texImage->Map + sliceOffset,
- i, j, &red, 1);
+ GLuint sliceOffset = k ? imageOffsets[k] / 2 : 0;
+ unsigned_fetch_texel_rgtc(rowStride, map + sliceOffset, i, j, &red, 1);
texel[RCOMP] = UBYTE_TO_FLOAT(red);
texel[GCOMP] = 0.0;
texel[BCOMP] = 0.0;
texel[ACOMP] = 1.0;
}
-void
-_mesa_fetch_texel_signed_red_rgtc1(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+static void
+fetch_l_latc1(const GLubyte *map, const GLuint imageOffsets[],
+ GLint rowStride, GLint i, GLint j, GLint k, GLfloat *texel)
{
- GLbyte red;
- GLint sliceOffset = k ? texImage->ImageOffsets[k] / 2 : 0;
- signed_fetch_texel_rgtc(texImage->RowStride,
- (GLbyte *)(texImage->Map) + sliceOffset,
- i, j, &red, 1);
- texel[RCOMP] = BYTE_TO_FLOAT_TEX(red);
- texel[GCOMP] = 0.0;
- texel[BCOMP] = 0.0;
- texel[ACOMP] = 1.0;
-}
-
-void
-_mesa_fetch_texel_rg_rgtc2(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
-{
- GLubyte red, green;
- GLint sliceOffset = k ? texImage->ImageOffsets[k] : 0;
- unsigned_fetch_texel_rgtc(texImage->RowStride,
- texImage->Map + sliceOffset,
- i, j, &red, 2);
- unsigned_fetch_texel_rgtc(texImage->RowStride,
- texImage->Map + sliceOffset + 8,
- i, j, &green, 2);
- texel[RCOMP] = UBYTE_TO_FLOAT(red);
- texel[GCOMP] = UBYTE_TO_FLOAT(green);
- texel[BCOMP] = 0.0;
+ GLubyte red;
+ GLuint sliceOffset = k ? imageOffsets[k] / 2 : 0;
+ unsigned_fetch_texel_rgtc(rowStride, map + sliceOffset, i, j, &red, 1);
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = UBYTE_TO_FLOAT(red);
texel[ACOMP] = 1.0;
}
-void
-_mesa_fetch_texel_signed_rg_rgtc2(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+static void
+fetch_signed_red_rgtc1(const GLubyte *map, const GLuint imageOffsets[],
+ GLint rowStride, GLint i, GLint j, GLint k,
+ GLfloat *texel)
{
- GLbyte red, green;
- GLint sliceOffset = k ? texImage->ImageOffsets[k] : 0;
- signed_fetch_texel_rgtc(texImage->RowStride,
- (GLbyte *)(texImage->Map) + sliceOffset,
- i, j, &red, 2);
- signed_fetch_texel_rgtc(texImage->RowStride,
- (GLbyte *)(texImage->Map) + sliceOffset + 8,
- i, j, &green, 2);
+ GLbyte red;
+ GLuint sliceOffset = k ? imageOffsets[k] / 2 : 0;
+ signed_fetch_texel_rgtc(rowStride, (const GLbyte *) map + sliceOffset,
+ i, j, &red, 1);
texel[RCOMP] = BYTE_TO_FLOAT_TEX(red);
- texel[GCOMP] = BYTE_TO_FLOAT_TEX(green);
+ texel[GCOMP] = 0.0;
texel[BCOMP] = 0.0;
texel[ACOMP] = 1.0;
}
-void
-_mesa_fetch_texel_l_latc1(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+static void
+fetch_signed_l_latc1(const GLubyte *map, const GLuint imageOffsets[],
+ GLint rowStride, GLint i, GLint j, GLint k,
+ GLfloat *texel)
{
GLubyte red;
- GLint sliceOffset = k ? texImage->ImageOffsets[k] / 2 : 0;
- unsigned_fetch_texel_rgtc(texImage->RowStride,
- texImage->Map + sliceOffset,
- i, j, &red, 1);
+ GLuint sliceOffset = k ? imageOffsets[k] / 2 : 0;
+ unsigned_fetch_texel_rgtc(rowStride, map + sliceOffset, i, j, &red, 1);
texel[RCOMP] =
texel[GCOMP] =
- texel[BCOMP] = UBYTE_TO_FLOAT(red);
+ texel[BCOMP] = BYTE_TO_FLOAT(red);
texel[ACOMP] = 1.0;
}
-void
-_mesa_fetch_texel_signed_l_latc1(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+static void
+fetch_rg_rgtc2(const GLubyte *map, const GLuint imageOffsets[],
+ GLint rowStride, GLint i, GLint j, GLint k,
+ GLfloat *texel)
{
- GLbyte red;
- GLint sliceOffset = k ? texImage->ImageOffsets[k] / 2 : 0;
- signed_fetch_texel_rgtc(texImage->RowStride,
- (GLbyte *)(texImage->Map) + sliceOffset,
- i, j, &red, 1);
- texel[RCOMP] =
- texel[GCOMP] =
- texel[BCOMP] = BYTE_TO_FLOAT_TEX(red);
+ GLubyte red, green;
+ GLuint sliceOffset = k ? imageOffsets[k] : 0;
+ unsigned_fetch_texel_rgtc(rowStride,
+ map + sliceOffset,
+ i, j, &red, 2);
+ unsigned_fetch_texel_rgtc(rowStride,
+ map + sliceOffset + 8,
+ i, j, &green, 2);
+ texel[RCOMP] = UBYTE_TO_FLOAT(red);
+ texel[GCOMP] = UBYTE_TO_FLOAT(green);
+ texel[BCOMP] = 0.0;
texel[ACOMP] = 1.0;
}
-void
-_mesa_fetch_texel_la_latc2(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+static void
+fetch_la_latc2(const GLubyte *map, const GLuint imageOffsets[],
+ GLint rowStride, GLint i, GLint j, GLint k,
+ GLfloat *texel)
{
GLubyte red, green;
- GLint sliceOffset = k ? texImage->ImageOffsets[k] : 0;
- unsigned_fetch_texel_rgtc(texImage->RowStride,
- texImage->Map + sliceOffset,
+ GLuint sliceOffset = k ? imageOffsets[k] : 0;
+ unsigned_fetch_texel_rgtc(rowStride,
+ map + sliceOffset,
i, j, &red, 2);
- unsigned_fetch_texel_rgtc(texImage->RowStride,
- texImage->Map + sliceOffset + 8,
+ unsigned_fetch_texel_rgtc(rowStride,
+ map + sliceOffset + 8,
i, j, &green, 2);
texel[RCOMP] =
texel[GCOMP] =
@@ -405,17 +411,39 @@ _mesa_fetch_texel_la_latc2(const struct swrast_texture_image *texImage,
texel[ACOMP] = UBYTE_TO_FLOAT(green);
}
-void
-_mesa_fetch_texel_signed_la_latc2(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+
+static void
+fetch_signed_rg_rgtc2(const GLubyte *map, const GLuint imageOffsets[],
+ GLint rowStride, GLint i, GLint j, GLint k,
+ GLfloat *texel)
+{
+ GLbyte red, green;
+ GLuint sliceOffset = k ? imageOffsets[k] : 0;
+ signed_fetch_texel_rgtc(rowStride,
+ (GLbyte *) map + sliceOffset,
+ i, j, &red, 2);
+ signed_fetch_texel_rgtc(rowStride,
+ (GLbyte *) map + sliceOffset + 8,
+ i, j, &green, 2);
+ texel[RCOMP] = BYTE_TO_FLOAT_TEX(red);
+ texel[GCOMP] = BYTE_TO_FLOAT_TEX(green);
+ texel[BCOMP] = 0.0;
+ texel[ACOMP] = 1.0;
+}
+
+
+static void
+fetch_signed_la_latc2(const GLubyte *map, const GLuint imageOffsets[],
+ GLint rowStride, GLint i, GLint j, GLint k,
+ GLfloat *texel)
{
GLbyte red, green;
- GLint sliceOffset = k ? texImage->ImageOffsets[k] : 0;
- signed_fetch_texel_rgtc(texImage->RowStride,
- (GLbyte *)(texImage->Map) + sliceOffset,
+ GLuint sliceOffset = k ? imageOffsets[k] : 0;
+ signed_fetch_texel_rgtc(rowStride,
+ (GLbyte *) map + sliceOffset,
i, j, &red, 2);
- signed_fetch_texel_rgtc(texImage->RowStride,
- (GLbyte *)(texImage->Map) + sliceOffset + 8,
+ signed_fetch_texel_rgtc(rowStride,
+ (GLbyte *) map + sliceOffset + 8,
i, j, &green, 2);
texel[RCOMP] =
texel[GCOMP] =
@@ -423,27 +451,28 @@ _mesa_fetch_texel_signed_la_latc2(const struct swrast_texture_image *texImage,
texel[ACOMP] = BYTE_TO_FLOAT_TEX(green);
}
-#define TAG(x) unsigned_##x
-
-#define TYPE GLubyte
-#define T_MIN 0
-#define T_MAX 0xff
-
-#include "texcompress_rgtc_tmp.h"
-
-#undef TAG
-#undef TYPE
-#undef T_MIN
-#undef T_MAX
-
-#define TAG(x) signed_##x
-#define TYPE GLbyte
-#define T_MIN (GLbyte)-128
-#define T_MAX (GLbyte)127
-#include "texcompress_rgtc_tmp.h"
-
-#undef TAG
-#undef TYPE
-#undef T_MIN
-#undef T_MAX
+compressed_fetch_func
+_mesa_get_compressed_rgtc_func(gl_format format)
+{
+ switch (format) {
+ case MESA_FORMAT_RED_RGTC1:
+ return fetch_red_rgtc1;
+ case MESA_FORMAT_L_LATC1:
+ return fetch_l_latc1;
+ case MESA_FORMAT_SIGNED_RED_RGTC1:
+ return fetch_signed_red_rgtc1;
+ case MESA_FORMAT_SIGNED_L_LATC1:
+ return fetch_signed_l_latc1;
+ case MESA_FORMAT_RG_RGTC2:
+ return fetch_rg_rgtc2;
+ case MESA_FORMAT_LA_LATC2:
+ return fetch_la_latc2;
+ case MESA_FORMAT_SIGNED_RG_RGTC2:
+ return fetch_signed_rg_rgtc2;
+ case MESA_FORMAT_SIGNED_LA_LATC2:
+ return fetch_signed_la_latc2;
+ default:
+ return NULL;
+ }
+}