Mesa (radeon-rewrite): r200: add set tex buffer support
Dave Airlie
airlied at kemper.freedesktop.org
Thu Mar 5 08:34:39 UTC 2009
Module: Mesa
Branch: radeon-rewrite
Commit: 5c80eb7ec13e064b81302da6c672e96a7a7e4e95
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=5c80eb7ec13e064b81302da6c672e96a7a7e4e95
Author: Dave Airlie <airlied at redhat.com>
Date: Fri Mar 6 02:31:00 2009 +1000
r200: add set tex buffer support
---
src/mesa/drivers/dri/r200/r200_tex.h | 1 +
src/mesa/drivers/dri/r200/r200_texstate.c | 104 +++++++++++++++++++++++++++
src/mesa/drivers/dri/radeon/radeon_screen.c | 9 ++-
3 files changed, 111 insertions(+), 3 deletions(-)
diff --git a/src/mesa/drivers/dri/r200/r200_tex.h b/src/mesa/drivers/dri/r200/r200_tex.h
index 55592ed..886682b 100644
--- a/src/mesa/drivers/dri/r200/r200_tex.h
+++ b/src/mesa/drivers/dri/r200/r200_tex.h
@@ -35,6 +35,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#ifndef __R200_TEX_H__
#define __R200_TEX_H__
+extern void r200SetTexBuffer(__DRIcontext *pDRICtx, GLint target, __DRIdrawable *dPriv);
extern void r200SetTexOffset(__DRIcontext *pDRICtx, GLint texname,
unsigned long long offset, GLint depth,
GLuint pitch);
diff --git a/src/mesa/drivers/dri/r200/r200_texstate.c b/src/mesa/drivers/dri/r200/r200_texstate.c
index 6432068..eac95b6 100644
--- a/src/mesa/drivers/dri/r200/r200_texstate.c
+++ b/src/mesa/drivers/dri/r200/r200_texstate.c
@@ -37,6 +37,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "main/context.h"
#include "main/macros.h"
#include "main/texformat.h"
+#include "main/teximage.h"
#include "main/texobj.h"
#include "main/enums.h"
@@ -764,6 +765,109 @@ void r200SetTexOffset(__DRIcontext * pDRICtx, GLint texname,
}
}
+void r200SetTexBuffer(__DRIcontext *pDRICtx, GLint target, __DRIdrawable *dPriv)
+{
+ struct gl_texture_unit *texUnit;
+ struct gl_texture_object *texObj;
+ struct gl_texture_image *texImage;
+ struct radeon_renderbuffer *rb;
+ radeon_texture_image *rImage;
+ radeonContextPtr radeon;
+ r200ContextPtr rmesa;
+ struct radeon_framebuffer *rfb;
+ radeonTexObjPtr t;
+ uint32_t pitch_val;
+
+ target = GL_TEXTURE_RECTANGLE_ARB;
+
+ radeon = pDRICtx->driverPrivate;
+ rmesa = pDRICtx->driverPrivate;
+
+ rfb = dPriv->driverPrivate;
+ texUnit = &radeon->glCtx->Texture.Unit[radeon->glCtx->Texture.CurrentUnit];
+ texObj = _mesa_select_tex_object(radeon->glCtx, texUnit, target);
+ texImage = _mesa_get_tex_image(radeon->glCtx, texObj, target, 0);
+
+ rImage = get_radeon_texture_image(texImage);
+ t = radeon_tex_obj(texObj);
+ if (t == NULL) {
+ return;
+ }
+
+ radeon_update_renderbuffers(pDRICtx, dPriv);
+ /* back & depth buffer are useless free them right away */
+ rb = (void*)rfb->base.Attachment[BUFFER_DEPTH].Renderbuffer;
+ if (rb && rb->bo) {
+ radeon_bo_unref(rb->bo);
+ rb->bo = NULL;
+ }
+ rb = (void*)rfb->base.Attachment[BUFFER_BACK_LEFT].Renderbuffer;
+ if (rb && rb->bo) {
+ radeon_bo_unref(rb->bo);
+ rb->bo = NULL;
+ }
+ rb = (void*)rfb->base.Attachment[BUFFER_FRONT_LEFT].Renderbuffer;
+ if (rb->bo == NULL) {
+ /* Failed to BO for the buffer */
+ return;
+ }
+
+ _mesa_lock_texture(radeon->glCtx, texObj);
+ if (t->bo) {
+ radeon_bo_unref(t->bo);
+ t->bo = NULL;
+ }
+ if (rImage->bo) {
+ radeon_bo_unref(rImage->bo);
+ rImage->bo = NULL;
+ }
+ if (t->mt) {
+ radeon_miptree_unreference(t->mt);
+ t->mt = NULL;
+ }
+ if (rImage->mt) {
+ radeon_miptree_unreference(rImage->mt);
+ rImage->mt = NULL;
+ }
+ fprintf(stderr,"settexbuf %d %dx%d@%d\n", rb->pitch, rb->width, rb->height, rb->cpp);
+ _mesa_init_teximage_fields(radeon->glCtx, target, texImage,
+ rb->width, rb->height, 1, 0, rb->cpp);
+ texImage->TexFormat = &_mesa_texformat_rgba8888_rev;
+ rImage->bo = rb->bo;
+ radeon_bo_ref(rImage->bo);
+ t->bo = rb->bo;
+ radeon_bo_ref(t->bo);
+ t->tile_bits = 0;
+ t->image_override = GL_TRUE;
+ t->override_offset = 0;
+ t->pp_txpitch &= (1 << 13) -1;
+ pitch_val = rb->pitch;
+ switch (rb->cpp) {
+ case 4:
+ t->pp_txformat = tx_table_le[MESA_FORMAT_ARGB8888].format;
+ t->pp_txfilter |= tx_table_le[MESA_FORMAT_ARGB8888].filter;
+ break;
+ case 3:
+ default:
+ t->pp_txformat = tx_table_le[MESA_FORMAT_RGB888].format;
+ t->pp_txfilter |= tx_table_le[MESA_FORMAT_RGB888].filter;
+ break;
+ case 2:
+ t->pp_txformat = tx_table_le[MESA_FORMAT_RGB565].format;
+ t->pp_txfilter |= tx_table_le[MESA_FORMAT_RGB565].filter;
+ break;
+ }
+ t->pp_txsize = ((rb->width - 1) << RADEON_TEX_USIZE_SHIFT)
+ | ((rb->height - 1) << RADEON_TEX_VSIZE_SHIFT);
+ t->pp_txformat |= R200_TXFORMAT_NON_POWER2;
+ t->pp_txpitch = pitch_val;
+ t->pp_txpitch -= 32;
+
+ t->validated = GL_TRUE;
+ _mesa_unlock_texture(radeon->glCtx, texObj);
+ return;
+}
+
#define REF_COLOR 1
#define REF_ALPHA 2
diff --git a/src/mesa/drivers/dri/radeon/radeon_screen.c b/src/mesa/drivers/dri/radeon/radeon_screen.c
index ecca81f..e90dffd 100644
--- a/src/mesa/drivers/dri/radeon/radeon_screen.c
+++ b/src/mesa/drivers/dri/radeon/radeon_screen.c
@@ -354,6 +354,11 @@ static const __DRItexOffsetExtension r200texOffsetExtension = {
{ __DRI_TEX_OFFSET, __DRI_TEX_OFFSET_VERSION },
r200SetTexOffset,
};
+
+static const __DRItexBufferExtension r200TexBufferExtension = {
+ { __DRI_TEX_BUFFER, __DRI_TEX_BUFFER_VERSION },
+ r200SetTexBuffer,
+};
#endif
#if RADEON_COMMON && defined(RADEON_COMMON_FOR_R300)
@@ -1092,7 +1097,6 @@ radeonCreateScreen2(__DRIscreenPrivate *sPriv)
}
#if !RADEON_COMMON
- screen->extensions[i++] = &radeonTexOffsetExtension.base;
screen->extensions[i++] = &radeonTexBufferExtension.base;
#endif
@@ -1100,11 +1104,10 @@ radeonCreateScreen2(__DRIscreenPrivate *sPriv)
if (IS_R200_CLASS(screen))
screen->extensions[i++] = &r200AllocateExtension.base;
- screen->extensions[i++] = &r200texOffsetExtension.base;
+ screen->extensions[i++] = &r200TexBufferExtension.base;
#endif
#if RADEON_COMMON && defined(RADEON_COMMON_FOR_R300)
- //screen->extensions[i++] = &r300texOffsetExtension.base;
screen->extensions[i++] = &r300TexBufferExtension.base;
#endif
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