[Mesa-dev] [PATCH 4/6] mesa: implement texstore and texfetch hooks for signed normalized formats
Marek Olšák
maraeo at gmail.com
Sun Mar 20 18:12:33 PDT 2011
The snorm texstore functions were all broken.
swrast support done except for mipmap generation, but I leave it disabled.
---
src/mesa/main/texfetch.c | 86 ++++++++++--
src/mesa/main/texfetch_tmp.h | 227 +++++++++++++++++++++++++++---
src/mesa/main/texstore.c | 319 ++++++++++++++++++++++++++++++-----------
3 files changed, 514 insertions(+), 118 deletions(-)
diff --git a/src/mesa/main/texfetch.c b/src/mesa/main/texfetch.c
index 988a7e0..b2181af 100644
--- a/src/mesa/main/texfetch.c
+++ b/src/mesa/main/texfetch.c
@@ -696,11 +696,11 @@ texfetch_funcs[MESA_FORMAT_COUNT] =
store_texel_signed_r8
},
{
- MESA_FORMAT_SIGNED_RG88,
- fetch_texel_1d_signed_rg88,
- fetch_texel_2d_signed_rg88,
- fetch_texel_3d_signed_rg88,
- store_texel_signed_rg88
+ MESA_FORMAT_SIGNED_RG88_REV,
+ fetch_texel_1d_signed_rg88_rev,
+ fetch_texel_2d_signed_rg88_rev,
+ fetch_texel_3d_signed_rg88_rev,
+ store_texel_signed_rg88_rev
},
{
MESA_FORMAT_SIGNED_RGBX8888,
@@ -724,18 +724,18 @@ texfetch_funcs[MESA_FORMAT_COUNT] =
store_texel_signed_rgba8888_rev
},
{
- MESA_FORMAT_SIGNED_R_16,
- fetch_texel_1d_signed_r_16,
- fetch_texel_2d_signed_r_16,
- fetch_texel_3d_signed_r_16,
- store_texel_signed_r_16
+ MESA_FORMAT_SIGNED_R16,
+ fetch_texel_1d_signed_r16,
+ fetch_texel_2d_signed_r16,
+ fetch_texel_3d_signed_r16,
+ store_texel_signed_r16
},
{
- MESA_FORMAT_SIGNED_RG_16,
- fetch_texel_1d_signed_rg_16,
- fetch_texel_2d_signed_rg_16,
- fetch_texel_3d_signed_rg_16,
- store_texel_signed_rg_16
+ MESA_FORMAT_SIGNED_GR1616,
+ fetch_texel_1d_signed_rg1616,
+ fetch_texel_2d_signed_rg1616,
+ fetch_texel_3d_signed_rg1616,
+ store_texel_signed_rg1616
},
{
MESA_FORMAT_SIGNED_RGB_16,
@@ -814,6 +814,62 @@ texfetch_funcs[MESA_FORMAT_COUNT] =
NULL,
NULL
},
+ {
+ MESA_FORMAT_SIGNED_A8,
+ fetch_texel_1d_signed_a8,
+ fetch_texel_2d_signed_a8,
+ fetch_texel_3d_signed_a8,
+ store_texel_signed_a8
+ },
+ {
+ MESA_FORMAT_SIGNED_L8,
+ fetch_texel_1d_signed_l8,
+ fetch_texel_2d_signed_l8,
+ fetch_texel_3d_signed_l8,
+ store_texel_signed_l8
+ },
+ {
+ MESA_FORMAT_SIGNED_AL88,
+ fetch_texel_1d_signed_al88,
+ fetch_texel_2d_signed_al88,
+ fetch_texel_3d_signed_al88,
+ store_texel_signed_al88
+ },
+ {
+ MESA_FORMAT_SIGNED_I8,
+ fetch_texel_1d_signed_i8,
+ fetch_texel_2d_signed_i8,
+ fetch_texel_3d_signed_i8,
+ store_texel_signed_i8
+ },
+ {
+ MESA_FORMAT_SIGNED_A16,
+ fetch_texel_1d_signed_a16,
+ fetch_texel_2d_signed_a16,
+ fetch_texel_3d_signed_a16,
+ store_texel_signed_a16
+ },
+ {
+ MESA_FORMAT_SIGNED_L16,
+ fetch_texel_1d_signed_l16,
+ fetch_texel_2d_signed_l16,
+ fetch_texel_3d_signed_l16,
+ store_texel_signed_l16
+ },
+ {
+ MESA_FORMAT_SIGNED_AL1616,
+ fetch_texel_1d_signed_al1616,
+ fetch_texel_2d_signed_al1616,
+ fetch_texel_3d_signed_al1616,
+ store_texel_signed_al1616
+ },
+ {
+ MESA_FORMAT_SIGNED_I16,
+ fetch_texel_1d_signed_i16,
+ fetch_texel_2d_signed_i16,
+ fetch_texel_3d_signed_i16,
+ store_texel_signed_i16
+ },
};
diff --git a/src/mesa/main/texfetch_tmp.h b/src/mesa/main/texfetch_tmp.h
index 36dede5..f1f6a01 100644
--- a/src/mesa/main/texfetch_tmp.h
+++ b/src/mesa/main/texfetch_tmp.h
@@ -1673,25 +1673,117 @@ static void store_texel_signed_r8(struct gl_texture_image *texImage,
#endif
-/* MESA_FORMAT_SIGNED_RG88 ***********************************************/
+/* MESA_FORMAT_SIGNED_A8 ***********************************************/
-static void FETCH(signed_rg88)( const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel )
+static void FETCH(signed_a8)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
+{
+ const GLbyte s = *TEXEL_ADDR(GLbyte, texImage, i, j, k, 1);
+ texel[RCOMP] = 0.0F;
+ texel[GCOMP] = 0.0F;
+ texel[BCOMP] = 0.0F;
+ texel[ACOMP] = BYTE_TO_FLOAT_TEX( s );
+}
+
+#if DIM == 3
+static void store_texel_signed_a8(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLbyte *rgba = (const GLbyte *) texel;
+ GLbyte *dst = TEXEL_ADDR(GLbyte, texImage, i, j, k, 1);
+ *dst = rgba[ACOMP];
+}
+#endif
+
+
+/* MESA_FORMAT_SIGNED_L8 ***********************************************/
+
+static void FETCH(signed_l8)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
+{
+ const GLbyte s = *TEXEL_ADDR(GLbyte, texImage, i, j, k, 1);
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = BYTE_TO_FLOAT_TEX( s );
+ texel[ACOMP] = 1.0F;
+}
+
+#if DIM == 3
+static void store_texel_signed_l8(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLbyte *rgba = (const GLbyte *) texel;
+ GLbyte *dst = TEXEL_ADDR(GLbyte, texImage, i, j, k, 1);
+ *dst = rgba[RCOMP];
+}
+#endif
+
+
+/* MESA_FORMAT_SIGNED_I8 ***********************************************/
+
+static void FETCH(signed_i8)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
+{
+ const GLbyte s = *TEXEL_ADDR(GLbyte, texImage, i, j, k, 1);
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] =
+ texel[ACOMP] = BYTE_TO_FLOAT_TEX( s );
+}
+
+#if DIM == 3
+static void store_texel_signed_i8(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLbyte *rgba = (const GLbyte *) texel;
+ GLbyte *dst = TEXEL_ADDR(GLbyte, texImage, i, j, k, 1);
+ *dst = rgba[RCOMP];
+}
+#endif
+
+
+/* MESA_FORMAT_SIGNED_RG88_REV ***********************************************/
+
+static void FETCH(signed_rg88_rev)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
{
const GLushort s = *TEXEL_ADDR(GLshort, texImage, i, j, k, 1);
- texel[RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s >> 8) );
- texel[GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s & 0xff) );
+ texel[RCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s & 0xff) );
+ texel[GCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s >> 8) );
texel[BCOMP] = 0.0F;
texel[ACOMP] = 1.0F;
}
#if DIM == 3
-static void store_texel_signed_rg88(struct gl_texture_image *texImage,
+static void store_texel_signed_rg88_rev(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLbyte *rg = (const GLbyte *) texel;
+ GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
+ dst[0] = PACK_COLOR_88(rg[GCOMP], rg[RCOMP]);
+}
+#endif
+
+
+/* MESA_FORMAT_SIGNED_AL88 ***********************************************/
+
+static void FETCH(signed_al88)( const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel )
+{
+ const GLushort s = *TEXEL_ADDR(GLshort, texImage, i, j, k, 1);
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s & 0xff) );
+ texel[ACOMP] = BYTE_TO_FLOAT_TEX( (GLbyte) (s >> 8) );
+}
+
+#if DIM == 3
+static void store_texel_signed_al88(struct gl_texture_image *texImage,
GLint i, GLint j, GLint k, const void *texel)
{
const GLbyte *rg = (const GLbyte *) texel;
- GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 2);
- *dst = PACK_COLOR_88(rg[RCOMP], rg[GCOMP]);
+ GLushort *dst = TEXEL_ADDR(GLushort, texImage, i, j, k, 1);
+ dst[0] = PACK_COLOR_88(rg[ACOMP], rg[RCOMP]);
}
#endif
@@ -1763,11 +1855,11 @@ static void store_texel_signed_rgba8888_rev(struct gl_texture_image *texImage,
-/* MESA_FORMAT_SIGNED_R_16 ***********************************************/
+/* MESA_FORMAT_SIGNED_R16 ***********************************************/
static void
-FETCH(signed_r_16)(const struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, GLfloat *texel)
+FETCH(signed_r16)(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
{
const GLshort s = *TEXEL_ADDR(GLshort, texImage, i, j, k, 1);
texel[RCOMP] = SHORT_TO_FLOAT_TEX( s );
@@ -1778,8 +1870,8 @@ FETCH(signed_r_16)(const struct gl_texture_image *texImage,
#if DIM == 3
static void
-store_texel_signed_r_16(struct gl_texture_image *texImage,
- GLint i, GLint j, GLint k, const void *texel)
+store_texel_signed_r16(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
{
const GLshort *rgba = (const GLshort *) texel;
GLshort *dst = TEXEL_ADDR(GLshort, texImage, i, j, k, 1);
@@ -1788,10 +1880,85 @@ store_texel_signed_r_16(struct gl_texture_image *texImage,
#endif
-/* MESA_FORMAT_SIGNED_RG_16 ***********************************************/
+/* MESA_FORMAT_SIGNED_A16 ***********************************************/
+
+static void
+FETCH(signed_a16)(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
+{
+ const GLshort s = *TEXEL_ADDR(GLshort, texImage, i, j, k, 1);
+ texel[RCOMP] = 0.0F;
+ texel[GCOMP] = 0.0F;
+ texel[BCOMP] = 0.0F;
+ texel[ACOMP] = SHORT_TO_FLOAT_TEX( s );
+}
+
+#if DIM == 3
+static void
+store_texel_signed_a16(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLshort *rgba = (const GLshort *) texel;
+ GLshort *dst = TEXEL_ADDR(GLshort, texImage, i, j, k, 1);
+ *dst = rgba[ACOMP];
+}
+#endif
+
+
+/* MESA_FORMAT_SIGNED_L16 ***********************************************/
+
+static void
+FETCH(signed_l16)(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
+{
+ const GLshort s = *TEXEL_ADDR(GLshort, texImage, i, j, k, 1);
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = SHORT_TO_FLOAT_TEX( s );
+ texel[ACOMP] = 1.0F;
+}
+
+#if DIM == 3
+static void
+store_texel_signed_l16(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLshort *rgba = (const GLshort *) texel;
+ GLshort *dst = TEXEL_ADDR(GLshort, texImage, i, j, k, 1);
+ *dst = rgba[RCOMP];
+}
+#endif
+
+
+/* MESA_FORMAT_SIGNED_I16 ***********************************************/
static void
-FETCH(signed_rg_16)(const struct gl_texture_image *texImage,
+FETCH(signed_i16)(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
+{
+ const GLshort s = *TEXEL_ADDR(GLshort, texImage, i, j, k, 1);
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] =
+ texel[ACOMP] = SHORT_TO_FLOAT_TEX( s );
+}
+
+#if DIM == 3
+static void
+store_texel_signed_i16(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLshort *rgba = (const GLshort *) texel;
+ GLshort *dst = TEXEL_ADDR(GLshort, texImage, i, j, k, 1);
+ *dst = rgba[RCOMP];
+}
+#endif
+
+
+/* MESA_FORMAT_SIGNED_RG1616 ***********************************************/
+
+static void
+FETCH(signed_rg1616)(const struct gl_texture_image *texImage,
GLint i, GLint j, GLint k, GLfloat *texel)
{
const GLshort *s = TEXEL_ADDR(GLshort, texImage, i, j, k, 2);
@@ -1803,7 +1970,7 @@ FETCH(signed_rg_16)(const struct gl_texture_image *texImage,
#if DIM == 3
static void
-store_texel_signed_rg_16(struct gl_texture_image *texImage,
+store_texel_signed_rg1616(struct gl_texture_image *texImage,
GLint i, GLint j, GLint k, const void *texel)
{
const GLshort *rgba = (const GLshort *) texel;
@@ -1814,7 +1981,33 @@ store_texel_signed_rg_16(struct gl_texture_image *texImage,
#endif
-/* MESA_FORMAT_SIGNED_RGBA_16 ***********************************************/
+/* MESA_FORMAT_SIGNED_AL1616 ***********************************************/
+
+static void
+FETCH(signed_al1616)(const struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, GLfloat *texel)
+{
+ const GLshort *s = TEXEL_ADDR(GLshort, texImage, i, j, k, 2);
+ texel[RCOMP] =
+ texel[GCOMP] =
+ texel[BCOMP] = SHORT_TO_FLOAT_TEX( s[0] );
+ texel[ACOMP] = SHORT_TO_FLOAT_TEX( s[1] );
+}
+
+#if DIM == 3
+static void
+store_texel_signed_al1616(struct gl_texture_image *texImage,
+ GLint i, GLint j, GLint k, const void *texel)
+{
+ const GLshort *rgba = (const GLshort *) texel;
+ GLshort *dst = TEXEL_ADDR(GLshort, texImage, i, j, k, 2);
+ dst[0] = rgba[RCOMP];
+ dst[1] = rgba[ACOMP];
+}
+#endif
+
+
+/* MESA_FORMAT_SIGNED_RGB_16 ***********************************************/
static void
FETCH(signed_rgb_16)(const struct gl_texture_image *texImage,
diff --git a/src/mesa/main/texstore.c b/src/mesa/main/texstore.c
index 5917591..eb37490 100644
--- a/src/mesa/main/texstore.c
+++ b/src/mesa/main/texstore.c
@@ -2500,9 +2500,7 @@ _mesa_texstore_signed_rgba_16(TEXSTORE_PARAMS)
const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
- ASSERT(dstFormat == MESA_FORMAT_SIGNED_R_16 ||
- dstFormat == MESA_FORMAT_SIGNED_RG_16 ||
- dstFormat == MESA_FORMAT_SIGNED_RGB_16 ||
+ ASSERT(dstFormat == MESA_FORMAT_SIGNED_RGB_16 ||
dstFormat == MESA_FORMAT_SIGNED_RGBA_16);
if (!ctx->_ImageTransferState &&
@@ -2545,16 +2543,29 @@ _mesa_texstore_signed_rgba_16(TEXSTORE_PARAMS)
+ dstXoffset * texelBytes;
for (row = 0; row < srcHeight; row++) {
GLshort *dstRowS = (GLshort *) dstRow;
- for (col = 0; col < srcWidth; col++) {
- GLuint c;
- for (c = 0; c < comps; c++) {
- GLshort p;
- UNCLAMPED_FLOAT_TO_SHORT(p, src[col * 4 + c]);
- dstRowS[col * comps + c] = p;
+ if (dstFormat == MESA_FORMAT_SIGNED_RGBA_16) {
+ for (col = 0; col < srcWidth; col++) {
+ GLuint c;
+ for (c = 0; c < comps; c++) {
+ GLshort p;
+ UNCLAMPED_FLOAT_TO_SHORT(p, src[col * 4 + c]);
+ dstRowS[col * comps + c] = p;
+ }
+ }
+ dstRow += dstRowStride;
+ src += 4 * srcWidth;
+ } else {
+ for (col = 0; col < srcWidth; col++) {
+ GLuint c;
+ for (c = 0; c < comps; c++) {
+ GLshort p;
+ UNCLAMPED_FLOAT_TO_SHORT(p, src[col * 3 + c]);
+ dstRowS[col * comps + c] = p;
+ }
}
+ dstRow += dstRowStride;
+ src += 3 * srcWidth;
}
- dstRow += dstRowStride;
- src += 4 * srcWidth;
}
}
free((void *) tempImage);
@@ -2889,19 +2900,33 @@ _mesa_texstore_dudv8(TEXSTORE_PARAMS)
/**
- * Store a texture in MESA_FORMAT_SIGNED_R8 format.
+ * Store a texture in a signed normalized 8-bit format.
*/
static GLboolean
-_mesa_texstore_signed_r8(TEXSTORE_PARAMS)
+_mesa_texstore_snorm8(TEXSTORE_PARAMS)
{
const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
- ASSERT(dstFormat == MESA_FORMAT_SIGNED_R8);
+ ASSERT(dstFormat == MESA_FORMAT_SIGNED_A8 ||
+ dstFormat == MESA_FORMAT_SIGNED_L8 ||
+ dstFormat == MESA_FORMAT_SIGNED_I8 ||
+ dstFormat == MESA_FORMAT_SIGNED_R8);
ASSERT(texelBytes == 1);
- /* XXX look at adding optimized paths */
- {
+ if (!ctx->_ImageTransferState &&
+ !srcPacking->SwapBytes &&
+ baseInternalFormat == srcFormat &&
+ srcType == GL_BYTE) {
+ /* simple memcpy path */
+ memcpy_texture(ctx, dims,
+ dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
+ dstRowStride,
+ dstImageOffsets,
+ srcWidth, srcHeight, srcDepth, srcFormat, srcType,
+ srcAddr, srcPacking);
+ }
+ else {
/* general path */
const GLfloat *tempImage = _mesa_make_temp_float_image(ctx, dims,
baseInternalFormat,
@@ -2910,21 +2935,21 @@ _mesa_texstore_signed_r8(TEXSTORE_PARAMS)
srcFormat, srcType, srcAddr,
srcPacking,
ctx->_ImageTransferState);
- const GLfloat *srcRow = tempImage;
+ const GLfloat *src = tempImage;
GLint img, row, col;
if (!tempImage)
return GL_FALSE;
for (img = 0; img < srcDepth; img++) {
- GLubyte *dstRow = (GLubyte *) dstAddr
+ GLbyte *dstRow = (GLbyte *) dstAddr
+ dstImageOffsets[dstZoffset + img] * texelBytes
+ dstYoffset * dstRowStride
+ dstXoffset * texelBytes;
for (row = 0; row < srcHeight; row++) {
- GLubyte *dstB = (GLubyte *) dstRow;
for (col = 0; col < srcWidth; col++) {
- dstB[col] = FLOAT_TO_BYTE_TEX(srcRow[RCOMP]);
+ dstRow[col] = FLOAT_TO_BYTE_TEX(src[col]);
}
dstRow += dstRowStride;
+ src += srcWidth;
}
}
free((void *) tempImage);
@@ -2934,19 +2959,33 @@ _mesa_texstore_signed_r8(TEXSTORE_PARAMS)
/**
- * Store a texture in MESA_FORMAT_SIGNED_RG88 format.
+ * Store a texture in a signed normalized two-channel 16-bit format.
*/
static GLboolean
-_mesa_texstore_signed_rg88(TEXSTORE_PARAMS)
+_mesa_texstore_snorm88(TEXSTORE_PARAMS)
{
+ const GLboolean littleEndian = _mesa_little_endian();
const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
- ASSERT(dstFormat == MESA_FORMAT_SIGNED_RG88);
- ASSERT(texelBytes == 1);
+ ASSERT(dstFormat == MESA_FORMAT_SIGNED_AL88 ||
+ dstFormat == MESA_FORMAT_SIGNED_RG88_REV);
+ ASSERT(texelBytes == 2);
- /* XXX look at adding optimized paths */
- {
+ if (!ctx->_ImageTransferState &&
+ !srcPacking->SwapBytes &&
+ baseInternalFormat == srcFormat &&
+ srcType == GL_BYTE &&
+ littleEndian) {
+ /* simple memcpy path */
+ memcpy_texture(ctx, dims,
+ dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
+ dstRowStride,
+ dstImageOffsets,
+ srcWidth, srcHeight, srcDepth, srcFormat, srcType,
+ srcAddr, srcPacking);
+ }
+ else {
/* general path */
const GLfloat *tempImage = _mesa_make_temp_float_image(ctx, dims,
baseInternalFormat,
@@ -2955,20 +2994,22 @@ _mesa_texstore_signed_rg88(TEXSTORE_PARAMS)
srcFormat, srcType, srcAddr,
srcPacking,
ctx->_ImageTransferState);
- const GLfloat *srcRow = tempImage;
+ const GLfloat *src = tempImage;
GLint img, row, col;
if (!tempImage)
return GL_FALSE;
for (img = 0; img < srcDepth; img++) {
- GLubyte *dstRow = (GLubyte *) dstAddr
+ GLbyte *dstRow = (GLbyte *) dstAddr
+ dstImageOffsets[dstZoffset + img] * texelBytes
+ dstYoffset * dstRowStride
+ dstXoffset * texelBytes;
for (row = 0; row < srcHeight; row++) {
- GLushort *dstUS = (GLushort *) dstRow;
+ GLbyte *dst = dstRow;
for (col = 0; col < srcWidth; col++) {
- dstUS[col] = PACK_COLOR_88(FLOAT_TO_BYTE_TEX(srcRow[RCOMP]),
- FLOAT_TO_BYTE_TEX(srcRow[GCOMP]));
+ dst[0] = FLOAT_TO_BYTE_TEX(src[0]);
+ dst[1] = FLOAT_TO_BYTE_TEX(src[1]);
+ src += 2;
+ dst += 2;
}
dstRow += dstRowStride;
}
@@ -2978,6 +3019,132 @@ _mesa_texstore_signed_rg88(TEXSTORE_PARAMS)
return GL_TRUE;
}
+/* Texstore for signed R16, A16, L16, I16. */
+static GLboolean
+_mesa_texstore_snorm16(TEXSTORE_PARAMS)
+{
+ const GLboolean littleEndian = _mesa_little_endian();
+ const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+ const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
+
+ ASSERT(dstFormat == MESA_FORMAT_SIGNED_R16 ||
+ dstFormat == MESA_FORMAT_SIGNED_A16 ||
+ dstFormat == MESA_FORMAT_SIGNED_L16 ||
+ dstFormat == MESA_FORMAT_SIGNED_I16);
+ ASSERT(texelBytes == 2);
+
+ if (!ctx->_ImageTransferState &&
+ !srcPacking->SwapBytes &&
+ baseInternalFormat == srcFormat &&
+ srcType == GL_SHORT &&
+ littleEndian) {
+ /* simple memcpy path */
+ memcpy_texture(ctx, dims,
+ dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
+ dstRowStride,
+ dstImageOffsets,
+ srcWidth, srcHeight, srcDepth, srcFormat, srcType,
+ srcAddr, srcPacking);
+ }
+ else {
+ /* general path */
+ const GLfloat *tempImage = _mesa_make_temp_float_image(ctx, dims,
+ baseInternalFormat,
+ baseFormat,
+ srcWidth, srcHeight, srcDepth,
+ srcFormat, srcType, srcAddr,
+ srcPacking,
+ ctx->_ImageTransferState);
+ const GLfloat *src = tempImage;
+ GLint img, row, col;
+ if (!tempImage)
+ return GL_FALSE;
+ for (img = 0; img < srcDepth; img++) {
+ GLubyte *dstRow = (GLubyte *) dstAddr
+ + dstImageOffsets[dstZoffset + img] * texelBytes
+ + dstYoffset * dstRowStride
+ + dstXoffset * texelBytes;
+ for (row = 0; row < srcHeight; row++) {
+ GLshort *dstUS = (GLshort *) dstRow;
+ for (col = 0; col < srcWidth; col++) {
+ GLushort r;
+
+ UNCLAMPED_FLOAT_TO_SHORT(r, src[0]);
+ dstUS[col] = r;
+ src += 1;
+ }
+ dstRow += dstRowStride;
+ }
+ }
+ free((void *) tempImage);
+ }
+ return GL_TRUE;
+}
+
+/**
+ * Do texstore for 2-channel, 16-bit/channel, signed normalized formats.
+ */
+static GLboolean
+_mesa_texstore_snorm1616(TEXSTORE_PARAMS)
+{
+ const GLboolean littleEndian = _mesa_little_endian();
+ const GLuint texelBytes = _mesa_get_format_bytes(dstFormat);
+ const GLenum baseFormat = _mesa_get_format_base_format(dstFormat);
+
+ ASSERT(dstFormat == MESA_FORMAT_SIGNED_AL1616 ||
+ dstFormat == MESA_FORMAT_SIGNED_GR1616);
+ ASSERT(texelBytes == 4);
+
+ if (!ctx->_ImageTransferState &&
+ !srcPacking->SwapBytes &&
+ baseInternalFormat == srcFormat &&
+ srcType == GL_SHORT &&
+ littleEndian) {
+ /* simple memcpy path */
+ memcpy_texture(ctx, dims,
+ dstFormat, dstAddr, dstXoffset, dstYoffset, dstZoffset,
+ dstRowStride,
+ dstImageOffsets,
+ srcWidth, srcHeight, srcDepth, srcFormat, srcType,
+ srcAddr, srcPacking);
+ }
+ else {
+ /* general path */
+ const GLfloat *tempImage = _mesa_make_temp_float_image(ctx, dims,
+ baseInternalFormat,
+ baseFormat,
+ srcWidth, srcHeight, srcDepth,
+ srcFormat, srcType, srcAddr,
+ srcPacking,
+ ctx->_ImageTransferState);
+ const GLfloat *src = tempImage;
+ GLint img, row, col;
+ if (!tempImage)
+ return GL_FALSE;
+ for (img = 0; img < srcDepth; img++) {
+ GLubyte *dstRow = (GLubyte *) dstAddr
+ + dstImageOffsets[dstZoffset + img] * texelBytes
+ + dstYoffset * dstRowStride
+ + dstXoffset * texelBytes;
+ for (row = 0; row < srcHeight; row++) {
+ GLshort *dst = (GLshort *) dstRow;
+ for (col = 0; col < srcWidth; col++) {
+ GLushort l, a;
+
+ UNCLAMPED_FLOAT_TO_SHORT(l, src[0]);
+ UNCLAMPED_FLOAT_TO_SHORT(a, src[1]);
+ dst[0] = l;
+ dst[1] = a;
+ src += 2;
+ dst += 2;
+ }
+ dstRow += dstRowStride;
+ }
+ }
+ free((void *) tempImage);
+ }
+ return GL_TRUE;
+}
/**
* Store a texture in MESA_FORMAT_SIGNED_RGBX8888.
@@ -3005,18 +3172,19 @@ _mesa_texstore_signed_rgbx8888(TEXSTORE_PARAMS)
if (!tempImage)
return GL_FALSE;
for (img = 0; img < srcDepth; img++) {
- GLubyte *dstRow = (GLubyte *) dstAddr
+ GLbyte *dstRow = (GLbyte *) dstAddr
+ dstImageOffsets[dstZoffset + img] * texelBytes
+ dstYoffset * dstRowStride
+ dstXoffset * texelBytes;
for (row = 0; row < srcHeight; row++) {
- GLuint *dstUI = (GLuint *) dstRow;
+ GLbyte *dst = dstRow;
for (col = 0; col < srcWidth; col++) {
- dstUI[col] = PACK_COLOR_8888( FLOAT_TO_BYTE_TEX(srcRow[RCOMP]),
- FLOAT_TO_BYTE_TEX(srcRow[GCOMP]),
- FLOAT_TO_BYTE_TEX(srcRow[BCOMP]),
- 0xff );
- srcRow += 4;
+ dst[3] = FLOAT_TO_BYTE_TEX(srcRow[RCOMP]);
+ dst[2] = FLOAT_TO_BYTE_TEX(srcRow[GCOMP]);
+ dst[1] = FLOAT_TO_BYTE_TEX(srcRow[BCOMP]);
+ dst[0] = 0xff;
+ srcRow += 3;
+ dst += 4;
}
dstRow += dstRowStride;
}
@@ -3071,39 +3239,6 @@ _mesa_texstore_signed_rgba8888(TEXSTORE_PARAMS)
srcWidth, srcHeight, srcDepth, srcFormat, srcType,
srcAddr, srcPacking);
}
- else if (!ctx->_ImageTransferState &&
- (srcType == GL_BYTE) &&
- can_swizzle(baseInternalFormat) &&
- can_swizzle(srcFormat)) {
-
- GLubyte dstmap[4];
-
- /* dstmap - how to swizzle from RGBA to dst format:
- */
- if ((littleEndian && dstFormat == MESA_FORMAT_SIGNED_RGBA8888) ||
- (!littleEndian && dstFormat == MESA_FORMAT_SIGNED_RGBA8888_REV)) {
- dstmap[3] = 0;
- dstmap[2] = 1;
- dstmap[1] = 2;
- dstmap[0] = 3;
- }
- else {
- dstmap[3] = 3;
- dstmap[2] = 2;
- dstmap[1] = 1;
- dstmap[0] = 0;
- }
-
- _mesa_swizzle_ubyte_image(ctx, dims,
- srcFormat,
- srcType,
- baseInternalFormat,
- dstmap, 4,
- dstAddr, dstXoffset, dstYoffset, dstZoffset,
- dstRowStride, dstImageOffsets,
- srcWidth, srcHeight, srcDepth, srcAddr,
- srcPacking);
- }
else {
/* general path */
const GLfloat *tempImage = _mesa_make_temp_float_image(ctx, dims,
@@ -3118,28 +3253,30 @@ _mesa_texstore_signed_rgba8888(TEXSTORE_PARAMS)
if (!tempImage)
return GL_FALSE;
for (img = 0; img < srcDepth; img++) {
- GLubyte *dstRow = (GLubyte *) dstAddr
+ GLbyte *dstRow = (GLbyte *) dstAddr
+ dstImageOffsets[dstZoffset + img] * texelBytes
+ dstYoffset * dstRowStride
+ dstXoffset * texelBytes;
for (row = 0; row < srcHeight; row++) {
- GLuint *dstUI = (GLuint *) dstRow;
+ GLbyte *dst = dstRow;
if (dstFormat == MESA_FORMAT_SIGNED_RGBA8888) {
for (col = 0; col < srcWidth; col++) {
- dstUI[col] = PACK_COLOR_8888( FLOAT_TO_BYTE_TEX(srcRow[RCOMP]),
- FLOAT_TO_BYTE_TEX(srcRow[GCOMP]),
- FLOAT_TO_BYTE_TEX(srcRow[BCOMP]),
- FLOAT_TO_BYTE_TEX(srcRow[ACOMP]) );
+ dst[3] = FLOAT_TO_BYTE_TEX(srcRow[RCOMP]);
+ dst[2] = FLOAT_TO_BYTE_TEX(srcRow[GCOMP]);
+ dst[1] = FLOAT_TO_BYTE_TEX(srcRow[BCOMP]);
+ dst[0] = FLOAT_TO_BYTE_TEX(srcRow[ACOMP]);
srcRow += 4;
+ dst += 4;
}
}
else {
for (col = 0; col < srcWidth; col++) {
- dstUI[col] = PACK_COLOR_8888_REV( FLOAT_TO_BYTE_TEX(srcRow[RCOMP]),
- FLOAT_TO_BYTE_TEX(srcRow[GCOMP]),
- FLOAT_TO_BYTE_TEX(srcRow[BCOMP]),
- FLOAT_TO_BYTE_TEX(srcRow[ACOMP]) );
+ dst[0] = FLOAT_TO_BYTE_TEX(srcRow[RCOMP]);
+ dst[1] = FLOAT_TO_BYTE_TEX(srcRow[GCOMP]);
+ dst[2] = FLOAT_TO_BYTE_TEX(srcRow[BCOMP]);
+ dst[3] = FLOAT_TO_BYTE_TEX(srcRow[ACOMP]);
srcRow += 4;
+ dst += 4;
}
}
dstRow += dstRowStride;
@@ -4119,15 +4256,15 @@ texstore_funcs[MESA_FORMAT_COUNT] =
{ MESA_FORMAT_DUDV8, _mesa_texstore_dudv8 },
- { MESA_FORMAT_SIGNED_R8, _mesa_texstore_signed_r8 },
- { MESA_FORMAT_SIGNED_RG88, _mesa_texstore_signed_rg88 },
+ { MESA_FORMAT_SIGNED_R8, _mesa_texstore_snorm8 },
+ { MESA_FORMAT_SIGNED_RG88_REV, _mesa_texstore_snorm88 },
{ MESA_FORMAT_SIGNED_RGBX8888, _mesa_texstore_signed_rgbx8888 },
{ MESA_FORMAT_SIGNED_RGBA8888, _mesa_texstore_signed_rgba8888 },
{ MESA_FORMAT_SIGNED_RGBA8888_REV, _mesa_texstore_signed_rgba8888 },
- { MESA_FORMAT_SIGNED_R_16, _mesa_texstore_signed_rgba_16 },
- { MESA_FORMAT_SIGNED_RG_16, _mesa_texstore_signed_rgba_16 },
+ { MESA_FORMAT_SIGNED_R16, _mesa_texstore_snorm16 },
+ { MESA_FORMAT_SIGNED_GR1616, _mesa_texstore_snorm1616 },
{ MESA_FORMAT_SIGNED_RGB_16, _mesa_texstore_signed_rgba_16 },
{ MESA_FORMAT_SIGNED_RGBA_16, _mesa_texstore_signed_rgba_16 },
{ MESA_FORMAT_RGBA_16, _mesa_texstore_rgba_16 },
@@ -4142,7 +4279,17 @@ texstore_funcs[MESA_FORMAT_COUNT] =
{ MESA_FORMAT_L_LATC1, _mesa_texstore_red_rgtc1 },
{ MESA_FORMAT_SIGNED_L_LATC1, _mesa_texstore_signed_red_rgtc1 },
{ MESA_FORMAT_LA_LATC2, _mesa_texstore_rg_rgtc2 },
- { MESA_FORMAT_SIGNED_LA_LATC2, _mesa_texstore_signed_rg_rgtc2 }
+ { MESA_FORMAT_SIGNED_LA_LATC2, _mesa_texstore_signed_rg_rgtc2 },
+
+ { MESA_FORMAT_SIGNED_A8, _mesa_texstore_snorm8 },
+ { MESA_FORMAT_SIGNED_L8, _mesa_texstore_snorm8 },
+ { MESA_FORMAT_SIGNED_AL88, _mesa_texstore_snorm88 },
+ { MESA_FORMAT_SIGNED_I8, _mesa_texstore_snorm8 },
+
+ { MESA_FORMAT_SIGNED_A16, _mesa_texstore_snorm16 },
+ { MESA_FORMAT_SIGNED_L16, _mesa_texstore_snorm16 },
+ { MESA_FORMAT_SIGNED_AL1616, _mesa_texstore_snorm1616 },
+ { MESA_FORMAT_SIGNED_I16, _mesa_texstore_snorm16 },
};
--
1.7.1
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