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path: root/mesalib/src/mesa/main/texcompress_rgtc.c
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Diffstat (limited to 'mesalib/src/mesa/main/texcompress_rgtc.c')
-rw-r--r--mesalib/src/mesa/main/texcompress_rgtc.c100
1 files changed, 60 insertions, 40 deletions
diff --git a/mesalib/src/mesa/main/texcompress_rgtc.c b/mesalib/src/mesa/main/texcompress_rgtc.c
index f707a0994..84d8fc7fc 100644
--- a/mesalib/src/mesa/main/texcompress_rgtc.c
+++ b/mesalib/src/mesa/main/texcompress_rgtc.c
@@ -292,12 +292,14 @@ _mesa_texstore_signed_rg_rgtc2(TEXSTORE_PARAMS)
}
void
-_mesa_fetch_texel_2d_f_red_rgtc1(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+_mesa_fetch_texel_red_rgtc1(const struct swrast_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
{
GLubyte red;
- unsigned_fetch_texel_rgtc(texImage->RowStride, texImage->Map,
- i, j, &red, 1);
+ GLint sliceOffset = k ? texImage->ImageOffsets[k] / 2 : 0;
+ unsigned_fetch_texel_rgtc(texImage->RowStride,
+ texImage->Map + sliceOffset,
+ i, j, &red, 1);
texel[RCOMP] = UBYTE_TO_FLOAT(red);
texel[GCOMP] = 0.0;
texel[BCOMP] = 0.0;
@@ -305,12 +307,14 @@ _mesa_fetch_texel_2d_f_red_rgtc1(const struct swrast_texture_image *texImage,
}
void
-_mesa_fetch_texel_2d_f_signed_red_rgtc1(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+_mesa_fetch_texel_signed_red_rgtc1(const struct swrast_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
{
GLbyte red;
- signed_fetch_texel_rgtc(texImage->RowStride, (GLbyte *)(texImage->Map),
- i, j, &red, 1);
+ 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;
@@ -318,14 +322,17 @@ _mesa_fetch_texel_2d_f_signed_red_rgtc1(const struct swrast_texture_image *texIm
}
void
-_mesa_fetch_texel_2d_f_rg_rgtc2(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+_mesa_fetch_texel_rg_rgtc2(const struct swrast_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
{
GLubyte red, green;
- unsigned_fetch_texel_rgtc(texImage->RowStride, texImage->Map,
- i, j, &red, 2);
- unsigned_fetch_texel_rgtc(texImage->RowStride, texImage->Map + 8,
- i, j, &green, 2);
+ 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;
@@ -333,14 +340,17 @@ _mesa_fetch_texel_2d_f_rg_rgtc2(const struct swrast_texture_image *texImage,
}
void
-_mesa_fetch_texel_2d_f_signed_rg_rgtc2(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+_mesa_fetch_texel_signed_rg_rgtc2(const struct swrast_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
{
GLbyte red, green;
- signed_fetch_texel_rgtc(texImage->RowStride, (GLbyte *)(texImage->Map),
- i, j, &red, 2);
- signed_fetch_texel_rgtc(texImage->RowStride, (GLbyte *)(texImage->Map) + 8,
- i, j, &green, 2);
+ 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);
texel[RCOMP] = BYTE_TO_FLOAT_TEX(red);
texel[GCOMP] = BYTE_TO_FLOAT_TEX(green);
texel[BCOMP] = 0.0;
@@ -348,12 +358,14 @@ _mesa_fetch_texel_2d_f_signed_rg_rgtc2(const struct swrast_texture_image *texIma
}
void
-_mesa_fetch_texel_2d_f_l_latc1(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+_mesa_fetch_texel_l_latc1(const struct swrast_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
{
GLubyte red;
- unsigned_fetch_texel_rgtc(texImage->RowStride, texImage->Map,
- i, j, &red, 1);
+ GLint sliceOffset = k ? texImage->ImageOffsets[k] / 2 : 0;
+ unsigned_fetch_texel_rgtc(texImage->RowStride,
+ texImage->Map + sliceOffset,
+ i, j, &red, 1);
texel[RCOMP] =
texel[GCOMP] =
texel[BCOMP] = UBYTE_TO_FLOAT(red);
@@ -361,12 +373,14 @@ _mesa_fetch_texel_2d_f_l_latc1(const struct swrast_texture_image *texImage,
}
void
-_mesa_fetch_texel_2d_f_signed_l_latc1(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+_mesa_fetch_texel_signed_l_latc1(const struct swrast_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
{
GLbyte red;
- signed_fetch_texel_rgtc(texImage->RowStride, (GLbyte *)(texImage->Map),
- i, j, &red, 1);
+ 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);
@@ -374,14 +388,17 @@ _mesa_fetch_texel_2d_f_signed_l_latc1(const struct swrast_texture_image *texImag
}
void
-_mesa_fetch_texel_2d_f_la_latc2(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+_mesa_fetch_texel_la_latc2(const struct swrast_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
{
GLubyte red, green;
- unsigned_fetch_texel_rgtc(texImage->RowStride, texImage->Map,
- i, j, &red, 2);
- unsigned_fetch_texel_rgtc(texImage->RowStride, texImage->Map + 8,
- i, j, &green, 2);
+ 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] =
texel[GCOMP] =
texel[BCOMP] = UBYTE_TO_FLOAT(red);
@@ -389,14 +406,17 @@ _mesa_fetch_texel_2d_f_la_latc2(const struct swrast_texture_image *texImage,
}
void
-_mesa_fetch_texel_2d_f_signed_la_latc2(const struct swrast_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+_mesa_fetch_texel_signed_la_latc2(const struct swrast_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
{
GLbyte red, green;
- signed_fetch_texel_rgtc(texImage->RowStride, (GLbyte *)(texImage->Map),
- i, j, &red, 2);
- signed_fetch_texel_rgtc(texImage->RowStride, (GLbyte *)(texImage->Map) + 8,
- i, j, &green, 2);
+ 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);
texel[RCOMP] =
texel[GCOMP] =
texel[BCOMP] = BYTE_TO_FLOAT_TEX(red);
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-05 20:36:14 +0000