*/
#include "util/u_memory.h"
+#include "util/u_math.h"
#include "util/u_debug_dump.h"
+#include "draw/draw_context.h"
#include "lp_screen.h"
#include "lp_context.h"
#include "lp_state.h"
-#include "lp_bld_type.h"
-#include "lp_bld_arit.h"
-#include "lp_bld_blend.h"
-
-
-static void
-blend_generate(struct llvmpipe_screen *screen,
- struct lp_blend_state *blend)
-{
- union lp_type type;
- LLVMTypeRef vec_type;
- LLVMTypeRef args[4];
- LLVMValueRef src_ptr;
- LLVMValueRef dst_ptr;
- LLVMValueRef const_ptr;
- LLVMValueRef res_ptr;
- LLVMBasicBlockRef block;
- LLVMBuilderRef builder;
- LLVMValueRef src[4];
- LLVMValueRef dst[4];
- LLVMValueRef con[4];
- LLVMValueRef res[4];
- char src_name[5] = "src?";
- char dst_name[5] = "dst?";
- char con_name[5] = "con?";
- char res_name[5] = "res?";
- unsigned i;
-
- type.value = 0;
- type.floating = TRUE;
- type.sign = FALSE;
- type.norm = TRUE;
- type.width = 32;
- type.length = 4;
-
- vec_type = lp_build_vec_type(type);
-
- args[3] = args[2] = args[1] = args[0] = LLVMPointerType(vec_type, 0);
- blend->function = LLVMAddFunction(screen->module, "blend", LLVMFunctionType(LLVMVoidType(), args, 4, 0));
- LLVMSetFunctionCallConv(blend->function, LLVMCCallConv);
- src_ptr = LLVMGetParam(blend->function, 0);
- dst_ptr = LLVMGetParam(blend->function, 1);
- const_ptr = LLVMGetParam(blend->function, 2);
- res_ptr = LLVMGetParam(blend->function, 3);
-
- block = LLVMAppendBasicBlock(blend->function, "entry");
- builder = LLVMCreateBuilder();
- LLVMPositionBuilderAtEnd(builder, block);
-
- for(i = 0; i < 4; ++i) {
- LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0);
- con_name[3] = dst_name[3] = src_name[3] = "rgba"[i];
- src[i] = LLVMBuildLoad(builder, LLVMBuildGEP(builder, src_ptr, &index, 1, ""), src_name);
- dst[i] = LLVMBuildLoad(builder, LLVMBuildGEP(builder, dst_ptr, &index, 1, ""), dst_name);
- con[i] = LLVMBuildLoad(builder, LLVMBuildGEP(builder, const_ptr, &index, 1, ""), con_name);
- }
-
- lp_build_blend_soa(builder, &blend->base, type, src, dst, con, res);
-
- for(i = 0; i < 4; ++i) {
- LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0);
- res_name[3] = "rgba"[i];
- LLVMSetValueName(res[i], res_name);
- LLVMBuildStore(builder, res[i], LLVMBuildGEP(builder, res_ptr, &index, 1, ""));
- }
-
- LLVMBuildRetVoid(builder);;
-
- LLVMDisposeBuilder(builder);
-}
-
void *
llvmpipe_create_blend_state(struct pipe_context *pipe,
- const struct pipe_blend_state *base)
+ const struct pipe_blend_state *blend)
{
- struct llvmpipe_screen *screen = llvmpipe_screen(pipe->screen);
- struct lp_blend_state *blend;
-
- blend = CALLOC_STRUCT(lp_blend_state);
- if(!blend)
- return NULL;
-
- blend->base = *base;
-
- blend_generate(screen, blend);
-
- LLVMRunFunctionPassManager(screen->pass, blend->function);
-
-#if 1
- debug_printf("%s=%s %s=%s %s=%s %s=%s %s=%s %s=%s\n",
- "rgb_func", debug_dump_blend_func (blend->base.rgb_func, TRUE),
- "rgb_src_factor", debug_dump_blend_factor(blend->base.rgb_src_factor, TRUE),
- "rgb_dst_factor", debug_dump_blend_factor(blend->base.rgb_dst_factor, TRUE),
- "alpha_func", debug_dump_blend_func (blend->base.alpha_func, TRUE),
- "alpha_src_factor", debug_dump_blend_factor(blend->base.alpha_src_factor, TRUE),
- "alpha_dst_factor", debug_dump_blend_factor(blend->base.alpha_dst_factor, TRUE));
- LLVMDumpModule(screen->module);
- debug_printf("\n");
-#endif
-
- if(LLVMVerifyFunction(blend->function, LLVMPrintMessageAction)) {
- LLVMDumpModule(screen->module);
- abort();
- }
-
- blend->jit_function = (lp_blend_func)LLVMGetPointerToGlobal(screen->engine, blend->function);
-
- return blend;
+ return mem_dup(blend, sizeof(*blend));
}
void llvmpipe_bind_blend_state( struct pipe_context *pipe,
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
- llvmpipe->blend = (struct lp_blend_state *)blend;
+ if (llvmpipe->blend == blend)
+ return;
+
+ draw_flush(llvmpipe->draw);
+
+ llvmpipe->blend = blend;
llvmpipe->dirty |= LP_NEW_BLEND;
}
void llvmpipe_delete_blend_state(struct pipe_context *pipe,
- void *_blend)
+ void *blend)
{
- struct llvmpipe_screen *screen = llvmpipe_screen(pipe->screen);
- struct lp_blend_state *blend = (struct lp_blend_state *)_blend;
-
- if(blend->function) {
- if(blend->jit_function)
- LLVMFreeMachineCodeForFunction(screen->engine, blend->function);
- LLVMDeleteFunction(blend->function);
- }
-
FREE( blend );
}
const struct pipe_blend_color *blend_color )
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
- unsigned i, j;
- for (i = 0; i < 4; ++i)
- for (j = 0; j < QUAD_SIZE; ++j)
- llvmpipe->blend_color[i][j] = blend_color->color[i];
+ if(!blend_color)
+ return;
- llvmpipe->dirty |= LP_NEW_BLEND;
+ if(memcmp(&llvmpipe->blend_color, blend_color, sizeof *blend_color) == 0)
+ return;
+
+ draw_flush(llvmpipe->draw);
+
+ memcpy(&llvmpipe->blend_color, blend_color, sizeof *blend_color);
+
+ llvmpipe->dirty |= LP_NEW_BLEND_COLOR;
}
{
struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
- llvmpipe->depth_stencil = (const struct pipe_depth_stencil_alpha_state *)depth_stencil;
+ if (llvmpipe->depth_stencil == depth_stencil)
+ return;
+
+ draw_flush(llvmpipe->draw);
+
+ llvmpipe->depth_stencil = depth_stencil;
llvmpipe->dirty |= LP_NEW_DEPTH_STENCIL_ALPHA;
}