Merge branch 'master' into glsl-pp-rework-2

[mesa.git] / src / gallium / drivers / llvmpipe / lp_state_fs.c

diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c
index 9faed5a0b18894d17da4f2a9b69f9ee7a5b84daa..ee0f69b2af9723e6a58d74486de64225af5f3f7c 100644 (file)
--- a/src/gallium/drivers/llvmpipe/lp_state_fs.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c
@@ -83,6 +83,7 @@
 #include "lp_bld_debug.h"
 #include "lp_screen.h"
 #include "lp_context.h"
+#include "lp_buffer.h"
 #include "lp_state.h"
 #include "lp_quad.h"
 #include "lp_tex_sample.h"
@@ -147,6 +148,20 @@ generate_depth(LLVMBuilderRef builder,
    format_desc = util_format_description(key->zsbuf_format);
    assert(format_desc);
 
+   /*
+    * Depths are expected to be between 0 and 1, even if they are stored in
+    * floats. Setting these bits here will ensure that the lp_build_conv() call
+    * below won't try to unnecessarily clamp the incoming values.
+    */
+   if(src_type.floating) {
+      src_type.sign = FALSE;
+      src_type.norm = TRUE;
+   }
+   else {
+      assert(!src_type.sign);
+      assert(src_type.norm);
+   }
+
    /* Pick the depth type. */
    dst_type = lp_depth_type(format_desc, src_type.width*src_type.length);
 
@@ -154,14 +169,11 @@ generate_depth(LLVMBuilderRef builder,
    assert(dst_type.width == src_type.width);
    assert(dst_type.length == src_type.length);
 
-#if 1
-   src = lp_build_clamped_float_to_unsigned_norm(builder,
-                                                 src_type,
-                                                 dst_type.width,
-                                                 src);
-#else
    lp_build_conv(builder, src_type, dst_type, &src, 1, &src, 1);
-#endif
+
+   dst_ptr = LLVMBuildBitCast(builder,
+                              dst_ptr,
+                              LLVMPointerType(lp_build_vec_type(dst_type), 0), "");
 
    lp_build_depth_test(builder,
                        &key->depth,
@@ -399,9 +411,9 @@ generate_fragment(struct llvmpipe_context *lp,
 #ifdef DEBUG
    tgsi_dump(shader->base.tokens, 0);
    if(key->depth.enabled) {
+      debug_printf("depth.format = %s\n", pf_name(key->zsbuf_format));
       debug_printf("depth.func = %s\n", debug_dump_func(key->depth.func, TRUE));
       debug_printf("depth.writemask = %u\n", key->depth.writemask);
-      debug_printf("depth.occlusion_count = %u\n", key->depth.occlusion_count);
    }
    if(key->alpha.enabled) {
       debug_printf("alpha.func = %s\n", debug_dump_func(key->alpha.func, TRUE));
@@ -419,6 +431,34 @@ generate_fragment(struct llvmpipe_context *lp,
       debug_printf("alpha_dst_factor = %s\n", debug_dump_blend_factor(key->blend.alpha_dst_factor, TRUE));
    }
    debug_printf("blend.colormask = 0x%x\n", key->blend.colormask);
+   for(i = 0; i < PIPE_MAX_SAMPLERS; ++i) {
+      if(key->sampler[i].format) {
+         debug_printf("sampler[%u] = \n", i);
+         debug_printf("  .format = %s\n",
+                      pf_name(key->sampler[i].format));
+         debug_printf("  .target = %s\n",
+                      debug_dump_tex_target(key->sampler[i].target, TRUE));
+         debug_printf("  .pot = %u %u %u\n",
+                      key->sampler[i].pot_width,
+                      key->sampler[i].pot_height,
+                      key->sampler[i].pot_depth);
+         debug_printf("  .wrap = %s %s %s\n",
+                      debug_dump_tex_wrap(key->sampler[i].wrap_s, TRUE),
+                      debug_dump_tex_wrap(key->sampler[i].wrap_t, TRUE),
+                      debug_dump_tex_wrap(key->sampler[i].wrap_r, TRUE));
+         debug_printf("  .min_img_filter = %s\n",
+                      debug_dump_tex_filter(key->sampler[i].min_img_filter, TRUE));
+         debug_printf("  .min_mip_filter = %s\n",
+                      debug_dump_tex_mipfilter(key->sampler[i].min_mip_filter, TRUE));
+         debug_printf("  .mag_img_filter = %s\n",
+                      debug_dump_tex_filter(key->sampler[i].mag_img_filter, TRUE));
+         if(key->sampler[i].compare_mode)
+            debug_printf("  .compare_mode = %s\n", debug_dump_func(key->sampler[i].compare_func, TRUE));
+         debug_printf("  .normalized_coords = %u\n", key->sampler[i].normalized_coords);
+         debug_printf("  .prefilter = %u\n", key->sampler[i].prefilter);
+      }
+   }
+
 #endif
 
    variant = CALLOC_STRUCT(lp_fragment_shader_variant);
@@ -582,6 +622,13 @@ generate_fragment(struct llvmpipe_context *lp,
     * Translate the LLVM IR into machine code.
     */
 
+#ifdef DEBUG
+   if(LLVMVerifyFunction(variant->function, LLVMPrintMessageAction)) {
+      LLVMDumpValue(variant->function);
+      assert(0);
+   }
+#endif
+
    LLVMRunFunctionPassManager(screen->pass, variant->function);
 
 #ifdef DEBUG
@@ -589,11 +636,6 @@ generate_fragment(struct llvmpipe_context *lp,
    debug_printf("\n");
 #endif
 
-   if(LLVMVerifyFunction(variant->function, LLVMPrintMessageAction)) {
-      LLVMDumpValue(variant->function);
-      abort();
-   }
-
    variant->jit_function = (lp_jit_frag_func)LLVMGetPointerToGlobal(screen->engine, variant->function);
 
 #ifdef DEBUG
@@ -672,16 +714,29 @@ llvmpipe_delete_fs_state(struct pipe_context *pipe, void *fs)
 void
 llvmpipe_set_constant_buffer(struct pipe_context *pipe,
                              uint shader, uint index,
-                             const struct pipe_constant_buffer *buf)
+                             const struct pipe_constant_buffer *constants)
 {
    struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
+   struct pipe_buffer *buffer = constants ? constants->buffer : NULL;
+   unsigned size = buffer ? buffer->size : 0;
+   const void *data = buffer ? llvmpipe_buffer(buffer)->data : NULL;
 
    assert(shader < PIPE_SHADER_TYPES);
    assert(index == 0);
 
+   if(shader == PIPE_SHADER_VERTEX)
+      draw_flush(llvmpipe->draw);
+
    /* note: reference counting */
-   pipe_buffer_reference(&llvmpipe->constants[shader].buffer,
-                        buf ? buf->buffer : NULL);
+   pipe_buffer_reference(&llvmpipe->constants[shader].buffer, buffer);
+
+   if(shader == PIPE_SHADER_FRAGMENT) {
+      llvmpipe->jit_context.constants = data;
+   }
+
+   if(shader == PIPE_SHADER_VERTEX) {
+      draw_set_mapped_constant_buffer(llvmpipe->draw, data, size);
+   }
 
    llvmpipe->dirty |= LP_NEW_CONSTANTS;
 }