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Diffstat (limited to 'src/mesa/drivers/dri/r300')
-rw-r--r--src/mesa/drivers/dri/r300/r300_tex.c40
-rw-r--r--src/mesa/drivers/dri/r300/r300_texstate.c70
2 files changed, 96 insertions, 14 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_tex.c b/src/mesa/drivers/dri/r300/r300_tex.c
index efa072c265..6348ba1982 100644
--- a/src/mesa/drivers/dri/r300/r300_tex.c
+++ b/src/mesa/drivers/dri/r300/r300_tex.c
@@ -297,6 +297,38 @@ static r300TexObjPtr r300AllocTexObj(struct gl_texture_object *texObj)
return t;
}
+/* try to find a format which will only need a memcopy */
+static const struct gl_texture_format *r300Choose8888TexFormat( GLenum srcFormat,
+ GLenum srcType )
+{
+ const GLuint ui = 1;
+ const GLubyte littleEndian = *((const GLubyte *) &ui);
+
+ if ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
+ (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
+ (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
+ (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && littleEndian)) {
+ return &_mesa_texformat_rgba8888;
+ }
+ else if ((srcFormat == GL_RGBA && srcType == GL_UNSIGNED_INT_8_8_8_8_REV) ||
+ (srcFormat == GL_RGBA && srcType == GL_UNSIGNED_BYTE && littleEndian) ||
+ (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_INT_8_8_8_8) ||
+ (srcFormat == GL_ABGR_EXT && srcType == GL_UNSIGNED_BYTE && !littleEndian)) {
+ return &_mesa_texformat_rgba8888_rev;
+ }
+ else if (srcFormat == GL_BGRA &&
+ ((srcType == GL_UNSIGNED_BYTE && !littleEndian) ||
+ srcType == GL_UNSIGNED_INT_8_8_8_8)) {
+ return &_mesa_texformat_argb8888_rev;
+ }
+ else if (srcFormat == GL_BGRA &&
+ ((srcType == GL_UNSIGNED_BYTE && littleEndian) ||
+ srcType == GL_UNSIGNED_INT_8_8_8_8_REV)) {
+ return &_mesa_texformat_argb8888;
+ }
+ else return _dri_texformat_argb8888;
+}
+
static const struct gl_texture_format *r300ChooseTextureFormat(GLcontext * ctx,
GLint
internalFormat,
@@ -335,7 +367,7 @@ static const struct gl_texture_format *r300ChooseTextureFormat(GLcontext * ctx,
case GL_UNSIGNED_SHORT_1_5_5_5_REV:
return _dri_texformat_argb1555;
default:
- return do32bpt ? _dri_texformat_rgba8888 :
+ return do32bpt ? r300Choose8888TexFormat(format, type) :
_dri_texformat_argb4444;
}
@@ -353,7 +385,7 @@ static const struct gl_texture_format *r300ChooseTextureFormat(GLcontext * ctx,
case GL_UNSIGNED_SHORT_5_6_5_REV:
return _dri_texformat_rgb565;
default:
- return do32bpt ? _dri_texformat_rgba8888 :
+ return do32bpt ? _dri_texformat_argb8888 :
_dri_texformat_rgb565;
}
@@ -362,7 +394,7 @@ static const struct gl_texture_format *r300ChooseTextureFormat(GLcontext * ctx,
case GL_RGBA12:
case GL_RGBA16:
return !force16bpt ?
- _dri_texformat_rgba8888 : _dri_texformat_argb4444;
+ r300Choose8888TexFormat(format, type) : _dri_texformat_argb4444;
case GL_RGBA4:
case GL_RGBA2:
@@ -375,7 +407,7 @@ static const struct gl_texture_format *r300ChooseTextureFormat(GLcontext * ctx,
case GL_RGB10:
case GL_RGB12:
case GL_RGB16:
- return !force16bpt ? _dri_texformat_rgba8888 :
+ return !force16bpt ? _dri_texformat_argb8888 :
_dri_texformat_rgb565;
case GL_RGB5:
diff --git a/src/mesa/drivers/dri/r300/r300_texstate.c b/src/mesa/drivers/dri/r300/r300_texstate.c
index c4a1bf01b4..791427a6ab 100644
--- a/src/mesa/drivers/dri/r300/r300_texstate.c
+++ b/src/mesa/drivers/dri/r300/r300_texstate.c
@@ -51,14 +51,14 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#define VALID_FORMAT(f) ( ((f) <= MESA_FORMAT_RGBA_DXT5 \
|| ((f) >= MESA_FORMAT_RGBA_FLOAT32 && \
(f) <= MESA_FORMAT_INTENSITY_FLOAT16)) \
- && tx_table[f].flag )
+ && tx_table_le[f].flag )
#define _ASSIGN(entry, format) \
[ MESA_FORMAT_ ## entry ] = { format, 0, 1}
static const struct {
GLuint format, filter, flag;
-} tx_table[] = {
+} tx_table_be[] = {
/*
* Note that the _REV formats are the same as the non-REV formats.
* This is because the REV and non-REV formats are identical as a
@@ -68,9 +68,9 @@ static const struct {
* byte-swapping), the R300 sees the REV and non-REV formats
* identically. -- paulus
*/
- _ASSIGN(RGBA8888, R300_EASY_TX_FORMAT(Y, Z, W, X, W8Z8Y8X8)),
+ _ASSIGN(RGBA8888, R300_EASY_TX_FORMAT(Z, Y, X, W, W8Z8Y8X8)),
_ASSIGN(RGBA8888_REV, R300_EASY_TX_FORMAT(Y, Z, W, X, W8Z8Y8X8)),
- _ASSIGN(ARGB8888, R300_EASY_TX_FORMAT(X, Y, Z, W, W8Z8Y8X8)),
+ _ASSIGN(ARGB8888, R300_EASY_TX_FORMAT(W, Z, Y, X, W8Z8Y8X8)),
_ASSIGN(ARGB8888_REV, R300_EASY_TX_FORMAT(X, Y, Z, W, W8Z8Y8X8)),
_ASSIGN(RGB888, 0xffffffff),
_ASSIGN(RGB565, R300_EASY_TX_FORMAT(X, Y, Z, ONE, Z5Y6X5)),
@@ -106,6 +106,47 @@ static const struct {
_ASSIGN(INTENSITY_FLOAT16, R300_EASY_TX_FORMAT(X, X, X, X, FL_I16)),
};
+static const struct {
+ GLuint format, filter, flag;
+} tx_table_le[] = {
+ _ASSIGN(RGBA8888, R300_EASY_TX_FORMAT(Y, Z, W, X, W8Z8Y8X8)),
+ _ASSIGN(RGBA8888_REV, R300_EASY_TX_FORMAT(Z, Y, X, W, W8Z8Y8X8)),
+ _ASSIGN(ARGB8888, R300_EASY_TX_FORMAT(X, Y, Z, W, W8Z8Y8X8)),
+ _ASSIGN(ARGB8888_REV, R300_EASY_TX_FORMAT(W, Z, Y, X, W8Z8Y8X8)),
+ _ASSIGN(RGB888, 0xffffffff),
+ _ASSIGN(RGB565, R300_EASY_TX_FORMAT(X, Y, Z, ONE, Z5Y6X5)),
+ _ASSIGN(RGB565_REV, R300_EASY_TX_FORMAT(X, Y, Z, ONE, Z5Y6X5)),
+ _ASSIGN(ARGB4444, R300_EASY_TX_FORMAT(X, Y, Z, W, W4Z4Y4X4)),
+ _ASSIGN(ARGB4444_REV, R300_EASY_TX_FORMAT(X, Y, Z, W, W4Z4Y4X4)),
+ _ASSIGN(ARGB1555, R300_EASY_TX_FORMAT(X, Y, Z, W, W1Z5Y5X5)),
+ _ASSIGN(ARGB1555_REV, R300_EASY_TX_FORMAT(X, Y, Z, W, W1Z5Y5X5)),
+ _ASSIGN(AL88, R300_EASY_TX_FORMAT(X, X, X, Y, Y8X8)),
+ _ASSIGN(AL88_REV, R300_EASY_TX_FORMAT(X, X, X, Y, Y8X8)),
+ _ASSIGN(RGB332, R300_EASY_TX_FORMAT(X, Y, Z, ONE, Z3Y3X2)),
+ _ASSIGN(A8, R300_EASY_TX_FORMAT(ZERO, ZERO, ZERO, X, X8)),
+ _ASSIGN(L8, R300_EASY_TX_FORMAT(X, X, X, ONE, X8)),
+ _ASSIGN(I8, R300_EASY_TX_FORMAT(X, X, X, X, X8)),
+ _ASSIGN(CI8, R300_EASY_TX_FORMAT(X, X, X, X, X8)),
+ _ASSIGN(YCBCR, R300_EASY_TX_FORMAT(X, Y, Z, ONE, G8R8_G8B8)|R300_TX_FORMAT_YUV_MODE ),
+ _ASSIGN(YCBCR_REV, R300_EASY_TX_FORMAT(X, Y, Z, ONE, G8R8_G8B8)|R300_TX_FORMAT_YUV_MODE),
+ _ASSIGN(RGB_DXT1, R300_EASY_TX_FORMAT(X, Y, Z, ONE, DXT1)),
+ _ASSIGN(RGBA_DXT1, R300_EASY_TX_FORMAT(X, Y, Z, W, DXT1)),
+ _ASSIGN(RGBA_DXT3, R300_EASY_TX_FORMAT(X, Y, Z, W, DXT3)),
+ _ASSIGN(RGBA_DXT5, R300_EASY_TX_FORMAT(Y, Z, W, X, DXT5)),
+ _ASSIGN(RGBA_FLOAT32, R300_EASY_TX_FORMAT(Z, Y, X, W, FL_R32G32B32A32)),
+ _ASSIGN(RGBA_FLOAT16, R300_EASY_TX_FORMAT(Z, Y, X, W, FL_R16G16B16A16)),
+ _ASSIGN(RGB_FLOAT32, 0xffffffff),
+ _ASSIGN(RGB_FLOAT16, 0xffffffff),
+ _ASSIGN(ALPHA_FLOAT32, R300_EASY_TX_FORMAT(ZERO, ZERO, ZERO, X, FL_I32)),
+ _ASSIGN(ALPHA_FLOAT16, R300_EASY_TX_FORMAT(ZERO, ZERO, ZERO, X, FL_I16)),
+ _ASSIGN(LUMINANCE_FLOAT32, R300_EASY_TX_FORMAT(X, X, X, ONE, FL_I32)),
+ _ASSIGN(LUMINANCE_FLOAT16, R300_EASY_TX_FORMAT(X, X, X, ONE, FL_I16)),
+ _ASSIGN(LUMINANCE_ALPHA_FLOAT32, R300_EASY_TX_FORMAT(X, X, X, Y, FL_I32A32)),
+ _ASSIGN(LUMINANCE_ALPHA_FLOAT16, R300_EASY_TX_FORMAT(X, X, X, Y, FL_I16A16)),
+ _ASSIGN(INTENSITY_FLOAT32, R300_EASY_TX_FORMAT(X, X, X, X, FL_I32)),
+ _ASSIGN(INTENSITY_FLOAT16, R300_EASY_TX_FORMAT(X, X, X, X, FL_I16)),
+ };
+
#undef _ASSIGN
@@ -130,15 +171,24 @@ static void r300SetTexImages(r300ContextPtr rmesa,
GLint i, texelBytes;
GLint numLevels;
GLint log2Width, log2Height, log2Depth;
+ const GLuint ui = 1;
+ const GLubyte littleEndian = *((const GLubyte *) &ui);
/* Set the hardware texture format
*/
- if (VALID_FORMAT(baseImage->TexFormat->MesaFormat) &&
- tx_table[baseImage->TexFormat->MesaFormat].flag) {
- t->format =
- tx_table[baseImage->TexFormat->MesaFormat].format;
- t->filter |=
- tx_table[baseImage->TexFormat->MesaFormat].filter;
+ if (VALID_FORMAT(baseImage->TexFormat->MesaFormat)) {
+ if (littleEndian) {
+ t->format =
+ tx_table_le[baseImage->TexFormat->MesaFormat].format;
+ t->filter |=
+ tx_table_le[baseImage->TexFormat->MesaFormat].filter;
+ }
+ else {
+ t->format =
+ tx_table_be[baseImage->TexFormat->MesaFormat].format;
+ t->filter |=
+ tx_table_be[baseImage->TexFormat->MesaFormat].filter;
+ }
} else {
_mesa_problem(NULL, "unexpected texture format in %s",
__FUNCTION__);
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-06 12:20:13 +0000