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authorMichel Dänzer <[email protected]>2007-05-22 14:08:11 +0200
committerMichel Dänzer <[email protected]>2007-05-22 14:08:11 +0200
commit59a08923f51d4ed83effbfcd91473c9ee86465f1 (patch)
tree881c1e60a7edf52c09cca40b5be281dbb8fabf1d /src/mesa/drivers/dri/r300/r300_texstate.c
parent043d219b6da0636886f739613380cf44e334f268 (diff)
r300: Implement SetTexOffset hook.
Diffstat (limited to 'src/mesa/drivers/dri/r300/r300_texstate.c')
-rw-r--r--src/mesa/drivers/dri/r300/r300_texstate.c73
1 files changed, 61 insertions, 12 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_texstate.c b/src/mesa/drivers/dri/r300/r300_texstate.c
index 705502ebf2b..8203189b7f4 100644
--- a/src/mesa/drivers/dri/r300/r300_texstate.c
+++ b/src/mesa/drivers/dri/r300/r300_texstate.c
@@ -40,6 +40,8 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "context.h"
#include "macros.h"
#include "texformat.h"
+#include "teximage.h"
+#include "texobj.h"
#include "enums.h"
#include "r300_context.h"
@@ -66,7 +68,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
* identically. -- paulus
*/
-static const struct {
+static const struct tx_table {
GLuint format, filter, flag;
} tx_table_be[] = {
/* *INDENT-OFF* */
@@ -109,15 +111,13 @@ static const struct {
/* *INDENT-ON* */
};
-static const struct {
- GLuint format, filter, flag;
-} tx_table_le[] = {
+static const struct tx_table tx_table_le[] = {
/* *INDENT-OFF* */
_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(RGB888, R300_EASY_TX_FORMAT(X, Y, Z, ONE, W8Z8Y8X8)),
_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)),
@@ -178,7 +178,7 @@ static void r300SetTexImages(r300ContextPtr rmesa,
/* Set the hardware texture format
*/
- if (VALID_FORMAT(baseImage->TexFormat->MesaFormat)) {
+ if (!t->image_override && VALID_FORMAT(baseImage->TexFormat->MesaFormat)) {
if (_mesa_little_endian()) {
t->format =
tx_table_le[baseImage->TexFormat->MesaFormat].
@@ -194,7 +194,7 @@ static void r300SetTexImages(r300ContextPtr rmesa,
tx_table_be[baseImage->TexFormat->MesaFormat].
filter;
}
- } else {
+ } else if (!t->image_override) {
_mesa_problem(NULL, "unexpected texture format in %s",
__FUNCTION__);
return;
@@ -382,9 +382,10 @@ static void r300SetTexImages(r300ContextPtr rmesa,
t->pitch = ((tObj->Image[0][t->base.firstLevel]->Width *
texelBytes) + 63) & ~(63);
t->size |= R300_TX_SIZE_TXPITCH_EN;
- t->pitch_reg =
- (((tObj->Image[0][t->base.firstLevel]->Width) +
- align) & ~align) - 1;
+ if (!t->image_override)
+ t->pitch_reg =
+ (((tObj->Image[0][t->base.firstLevel]->Width) +
+ align) & ~align) - 1;
} else {
t->pitch =
((tObj->Image[0][t->base.firstLevel]->Width *
@@ -411,9 +412,10 @@ static GLboolean r300EnableTexture2D(GLcontext * ctx, int unit)
if (t->base.dirty_images[0]) {
R300_FIREVERTICES(rmesa);
+
r300SetTexImages(rmesa, tObj);
r300UploadTexImages(rmesa, (r300TexObjPtr) tObj->DriverData, 0);
- if (!t->base.memBlock)
+ if (!t->base.memBlock && !t->image_override)
return GL_FALSE;
}
@@ -492,9 +494,11 @@ static GLboolean r300EnableTextureRect(GLcontext * ctx, int unit)
if (t->base.dirty_images[0]) {
R300_FIREVERTICES(rmesa);
+
r300SetTexImages(rmesa, tObj);
r300UploadTexImages(rmesa, (r300TexObjPtr) tObj->DriverData, 0);
- if (!t->base.memBlock && !rmesa->prefer_gart_client_texturing)
+ if (!t->base.memBlock && !t->image_override &&
+ !rmesa->prefer_gart_client_texturing)
return GL_FALSE;
}
@@ -534,6 +538,51 @@ static GLboolean r300UpdateTexture(GLcontext * ctx, int unit)
return !t->border_fallback;
}
+void r300SetTexOffset(__DRIcontext *pDRICtx, GLint texname,
+ unsigned long long offset, GLint depth, GLuint pitch)
+{
+ r300ContextPtr rmesa =
+ (r300ContextPtr)((__DRIcontextPrivate*)pDRICtx->private)->driverPrivate;
+ struct gl_texture_object *tObj =
+ _mesa_lookup_texture(rmesa->radeon.glCtx, texname);
+ r300TexObjPtr t;
+ int idx;
+
+ if (!tObj)
+ return;
+
+ t = (r300TexObjPtr) tObj->DriverData;
+
+ t->image_override = GL_TRUE;
+
+ if (!offset)
+ return;
+
+ t->offset = offset;
+ t->pitch_reg = pitch;
+
+ switch (depth) {
+ case 32:
+ idx = 2;
+ t->pitch_reg /= 4;
+ break;
+ case 24:
+ default:
+ idx = 4;
+ t->pitch_reg /= 4;
+ break;
+ case 16:
+ idx = 5;
+ t->pitch_reg /= 2;
+ break;
+ }
+
+ t->pitch_reg--;
+
+ t->format = tx_table_le[idx].format;
+ t->filter |= tx_table_le[idx].filter;
+}
+
static GLboolean r300UpdateTextureUnit(GLcontext * ctx, int unit)
{
struct gl_texture_unit *texUnit = &ctx->Texture.Unit[unit];