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i965/gen6: setup limits for ARB_viewport_array 

Signed-off-by: Chris Forbes <chrisf@ijw.co.nz>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
This commit is contained in:
Chris Forbes 2015-05-06 14:43:34 +12:00
parent 212f26bb60
commit 0374159b0c
2 changed files with 3 additions and 3 deletions
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4
src/mesa/drivers/dri/i965/brw_context.c
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@ -598,8 +598,8 @@ brw_initialize_context_constants(struct brw_context *brw)
ctx->Const.ShaderCompilerOptions[MESA_SHADER_COMPUTE].NirOptions = &nir_options;
/* ARB_viewport_array */
if (brw->gen >= 7 && ctx->API == API_OPENGL_CORE) {
ctx->Const.MaxViewports = GEN7_NUM_VIEWPORTS;
if (brw->gen >= 6 && ctx->API == API_OPENGL_CORE) {
ctx->Const.MaxViewports = GEN6_NUM_VIEWPORTS;
ctx->Const.ViewportSubpixelBits = 0;
/* Cast to float before negating because MaxViewportWidth is unsigned.

2
src/mesa/drivers/dri/i965/brw_defines.h
View File

@ -1712,7 +1712,7 @@ enum brw_message_target {
# define GEN6_CC_VIEWPORT_MODIFY (1 << 12)
# define GEN6_SF_VIEWPORT_MODIFY (1 << 11)
# define GEN6_CLIP_VIEWPORT_MODIFY (1 << 10)
# define GEN7_NUM_VIEWPORTS 16
# define GEN6_NUM_VIEWPORTS 16
#define _3DSTATE_VIEWPORT_STATE_POINTERS_CC 0x7823 /* GEN7+ */
#define _3DSTATE_VIEWPORT_STATE_POINTERS_SF_CL 0x7821 /* GEN7+ */