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path: root/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
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Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_wm_surface_state.c')
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm_surface_state.c81
1 files changed, 46 insertions, 35 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index 3dcc592bde..8335e5a650 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -31,7 +31,6 @@
#include "main/mtypes.h"
-#include "main/texformat.h"
#include "main/texstore.h"
#include "shader/prog_parameter.h"
@@ -70,7 +69,8 @@ static GLuint translate_tex_target( GLenum target )
}
-static GLuint translate_tex_format( GLuint mesa_format, GLenum internal_format,
+static GLuint translate_tex_format( gl_format mesa_format,
+ GLenum internal_format,
GLenum depth_mode )
{
switch( mesa_format ) {
@@ -86,21 +86,22 @@ static GLuint translate_tex_format( GLuint mesa_format, GLenum internal_format,
case MESA_FORMAT_AL88:
return BRW_SURFACEFORMAT_L8A8_UNORM;
+ case MESA_FORMAT_AL1616:
+ return BRW_SURFACEFORMAT_L16A16_UNORM;
+
case MESA_FORMAT_RGB888:
assert(0); /* not supported for sampling */
return BRW_SURFACEFORMAT_R8G8B8_UNORM;
case MESA_FORMAT_ARGB8888:
- if (internal_format == GL_RGB)
- return BRW_SURFACEFORMAT_B8G8R8X8_UNORM;
- else
- return BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
+ return BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
+
+ case MESA_FORMAT_XRGB8888:
+ return BRW_SURFACEFORMAT_B8G8R8X8_UNORM;
case MESA_FORMAT_RGBA8888_REV:
- if (internal_format == GL_RGB)
- return BRW_SURFACEFORMAT_R8G8B8X8_UNORM;
- else
- return BRW_SURFACEFORMAT_R8G8B8A8_UNORM;
+ _mesa_problem(NULL, "unexpected format in i965:translate_tex_format()");
+ return BRW_SURFACEFORMAT_R8G8B8A8_UNORM;
case MESA_FORMAT_RGB565:
return BRW_SURFACEFORMAT_B5G6R5_UNORM;
@@ -287,7 +288,7 @@ brw_update_texture_surface( GLcontext *ctx, GLuint unit )
key.bo = NULL;
key.offset = intelObj->textureOffset;
} else {
- key.format = firstImage->TexFormat->MesaFormat;
+ key.format = firstImage->TexFormat;
key.internal_format = firstImage->InternalFormat;
key.pitch = intelObj->mt->pitch;
key.depth = firstImage->Depth;
@@ -354,7 +355,10 @@ brw_create_constant_surface( struct brw_context *brw,
NULL, NULL);
if (key->bo) {
- /* Emit relocation to surface contents */
+ /* Emit relocation to surface contents. Section 5.1.1 of the gen4
+ * bspec ("Data Cache") says that the data cache does not exist as
+ * a separate cache and is just the sampler cache.
+ */
dri_bo_emit_reloc(bo,
I915_GEM_DOMAIN_SAMPLER, 0,
0,
@@ -527,8 +531,15 @@ brw_update_renderbuffer_surface(struct brw_context *brw,
region_bo = region->buffer;
key.surface_type = BRW_SURFACE_2D;
- switch (irb->texformat->MesaFormat) {
+ switch (irb->Base.Format) {
+ /* XRGB and ARGB are treated the same here because the chips in this
+ * family cannot render to XRGB targets. This means that we have to
+ * mask writes to alpha (ala glColorMask) and reconfigure the alpha
+ * blending hardware to use GL_ONE (or GL_ZERO) for cases where
+ * GL_DST_ALPHA (or GL_ONE_MINUS_DST_ALPHA) is used.
+ */
case MESA_FORMAT_ARGB8888:
+ case MESA_FORMAT_XRGB8888:
key.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
break;
case MESA_FORMAT_RGB565:
@@ -541,26 +552,38 @@ brw_update_renderbuffer_surface(struct brw_context *brw,
key.surface_format = BRW_SURFACEFORMAT_B4G4R4A4_UNORM;
break;
default:
- _mesa_problem(ctx, "Bad renderbuffer format: %d\n",
- irb->texformat->MesaFormat);
+ _mesa_problem(ctx, "Bad renderbuffer format: %d\n", irb->Base.Format);
}
key.tiling = region->tiling;
- key.width = region->width;
- key.height = region->height;
+ if (brw->intel.intelScreen->driScrnPriv->dri2.enabled) {
+ key.width = rb->Width;
+ key.height = rb->Height;
+ } else {
+ key.width = region->width;
+ key.height = region->height;
+ }
key.pitch = region->pitch;
key.cpp = region->cpp;
key.draw_offset = region->draw_offset; /* cur 3d or cube face offset */
} else {
key.surface_type = BRW_SURFACE_NULL;
key.surface_format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
- key.tiling = 0;
+ key.tiling = I915_TILING_X;
key.width = 1;
key.height = 1;
key.cpp = 4;
key.draw_offset = 0;
}
+ /* _NEW_COLOR */
memcpy(key.color_mask, ctx->Color.ColorMask,
sizeof(key.color_mask));
+
+ /* As mentioned above, disable writes to the alpha component when the
+ * renderbuffer is XRGB.
+ */
+ if (ctx->DrawBuffer->Visual.alphaBits == 0)
+ key.color_mask[3] = GL_FALSE;
+
key.color_blend = (!ctx->Color._LogicOpEnabled &&
ctx->Color.BlendEnabled);
@@ -655,7 +678,7 @@ brw_wm_get_binding_table(struct brw_context *brw)
if (bind_bo == NULL) {
GLuint data_size = brw->wm.nr_surfaces * sizeof(GLuint);
- uint32_t *data = malloc(data_size);
+ uint32_t data[BRW_WM_MAX_SURF];
int i;
for (i = 0; i < brw->wm.nr_surfaces; i++)
@@ -680,8 +703,6 @@ brw_wm_get_binding_table(struct brw_context *brw)
brw->wm.surf_bo[i]);
}
}
-
- free(data);
}
return bind_bo;
@@ -690,11 +711,10 @@ brw_wm_get_binding_table(struct brw_context *brw)
static void prepare_wm_surfaces(struct brw_context *brw )
{
GLcontext *ctx = &brw->intel.ctx;
- struct intel_context *intel = &brw->intel;
GLuint i;
int old_nr_surfaces;
- /* _NEW_BUFFERS */
+ /* _NEW_BUFFERS | _NEW_COLOR */
/* Update surfaces for drawing buffers */
if (ctx->DrawBuffer->_NumColorDrawBuffers >= 1) {
for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; i++) {
@@ -707,7 +727,7 @@ static void prepare_wm_surfaces(struct brw_context *brw )
}
old_nr_surfaces = brw->wm.nr_surfaces;
- brw->wm.nr_surfaces = MAX_DRAW_BUFFERS;
+ brw->wm.nr_surfaces = BRW_MAX_DRAW_BUFFERS;
if (brw->wm.surf_bo[SURF_INDEX_FRAG_CONST_BUFFER] != NULL)
brw->wm.nr_surfaces = SURF_INDEX_FRAG_CONST_BUFFER + 1;
@@ -719,17 +739,8 @@ static void prepare_wm_surfaces(struct brw_context *brw )
/* _NEW_TEXTURE, BRW_NEW_TEXDATA */
if (texUnit->_ReallyEnabled) {
- if (texUnit->_Current == intel->frame_buffer_texobj) {
- /* render to texture */
- dri_bo_unreference(brw->wm.surf_bo[surf]);
- brw->wm.surf_bo[surf] = brw->wm.surf_bo[0];
- dri_bo_reference(brw->wm.surf_bo[surf]);
- brw->wm.nr_surfaces = surf + 1;
- } else {
- /* regular texture */
- brw_update_texture_surface(ctx, i);
- brw->wm.nr_surfaces = surf + 1;
- }
+ brw_update_texture_surface(ctx, i);
+ brw->wm.nr_surfaces = surf + 1;
} else {
dri_bo_unreference(brw->wm.surf_bo[surf]);
brw->wm.surf_bo[surf] = NULL;
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-05 05:49:21 +0000