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-rw-r--r--src/gallium/drivers/i915/i915_clear.c1
-rw-r--r--src/gallium/drivers/i915/i915_context.c3
-rw-r--r--src/gallium/drivers/i915/i915_debug.c1
-rw-r--r--src/gallium/drivers/i915/i915_debug_fp.c1
-rw-r--r--src/gallium/drivers/i915/i915_state.c2
-rw-r--r--src/gallium/drivers/i915/i915_state_derived.c1
-rw-r--r--src/gallium/drivers/i915/i915_state_sampler.c1
-rw-r--r--src/gallium/drivers/i915/i915_surface.c4
-rw-r--r--src/gallium/drivers/i915/i915_texture.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_bld_alpha.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_bld_arit.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_bld_blend_soa.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_bld_conv.c2
-rw-r--r--src/gallium/drivers/llvmpipe/lp_bld_format_aos.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_bld_tgsi_soa.c2
-rw-r--r--src/gallium/drivers/llvmpipe/lp_draw_arrays.c2
-rw-r--r--src/gallium/drivers/llvmpipe/lp_flush.c2
-rw-r--r--src/gallium/drivers/llvmpipe/lp_jit.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_state_fs.c2
-rw-r--r--src/gallium/drivers/llvmpipe/lp_state_surface.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_state_vertex.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_test_blend.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_tex_cache.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_tex_sample_c.c1712
-rw-r--r--src/gallium/drivers/llvmpipe/lp_tex_sample_llvm.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_texture.c1
-rw-r--r--src/gallium/drivers/llvmpipe/lp_tile_cache.c2
-rw-r--r--src/gallium/drivers/softpipe/sp_context.c1
-rw-r--r--src/gallium/drivers/softpipe/sp_flush.c2
-rw-r--r--src/gallium/drivers/softpipe/sp_prim_vbuf.c3
-rw-r--r--src/gallium/drivers/softpipe/sp_quad_blend.c1
-rw-r--r--src/gallium/drivers/softpipe/sp_quad_depth_test.c21
-rw-r--r--src/gallium/drivers/softpipe/sp_quad_fs.c2
-rw-r--r--src/gallium/drivers/softpipe/sp_setup.c1
-rw-r--r--src/gallium/drivers/softpipe/sp_state_surface.c1
-rw-r--r--src/gallium/drivers/softpipe/sp_state_vertex.c1
-rw-r--r--src/gallium/drivers/softpipe/sp_tex_tile_cache.c1
-rw-r--r--src/gallium/drivers/softpipe/sp_texture.c1
-rw-r--r--src/gallium/drivers/svga/svga_draw_arrays.c1
-rw-r--r--src/gallium/drivers/svga/svga_draw_elements.c1
-rw-r--r--src/gallium/drivers/svga/svga_pipe_blend.c1
-rw-r--r--src/gallium/drivers/svga/svga_pipe_constants.c3
-rw-r--r--src/gallium/drivers/svga/svga_pipe_depthstencil.c1
-rw-r--r--src/gallium/drivers/svga/svga_pipe_draw.c1
-rw-r--r--src/gallium/drivers/svga/svga_pipe_flush.c5
-rw-r--r--src/gallium/drivers/svga/svga_pipe_fs.c2
-rw-r--r--src/gallium/drivers/svga/svga_pipe_misc.c6
-rw-r--r--src/gallium/drivers/svga/svga_pipe_query.c1
-rw-r--r--src/gallium/drivers/svga/svga_pipe_rasterizer.c1
-rw-r--r--src/gallium/drivers/svga/svga_pipe_sampler.c3
-rw-r--r--src/gallium/drivers/svga/svga_pipe_vertex.c4
-rw-r--r--src/gallium/drivers/svga/svga_pipe_vs.c1
-rw-r--r--src/gallium/drivers/svga/svga_screen.c4
-rw-r--r--src/gallium/drivers/svga/svga_screen.h6
-rw-r--r--src/gallium/drivers/svga/svga_screen_buffer.c104
-rw-r--r--src/gallium/drivers/svga/svga_screen_buffer.h8
-rw-r--r--src/gallium/drivers/svga/svga_screen_texture.c68
-rw-r--r--src/gallium/drivers/svga/svga_state_framebuffer.c2
-rw-r--r--src/gallium/drivers/svga/svga_state_rss.c3
-rw-r--r--src/gallium/drivers/svga/svga_state_tss.c2
-rw-r--r--src/gallium/drivers/svga/svga_swtnl_backend.c15
-rw-r--r--src/gallium/drivers/svga/svga_swtnl_draw.c1
-rw-r--r--src/gallium/drivers/svga/svga_swtnl_state.c1
-rw-r--r--src/gallium/drivers/svga/svga_tgsi_decl_sm20.c3
-rw-r--r--src/gallium/drivers/svga/svga_tgsi_decl_sm30.c1
-rw-r--r--src/gallium/drivers/svga/svga_winsys.h6
-rw-r--r--src/gallium/drivers/trace/tr_drm.c1
67 files changed, 1830 insertions, 211 deletions
diff --git a/src/gallium/drivers/i915/i915_clear.c b/src/gallium/drivers/i915/i915_clear.c
index 90530f2826f..0d0859f8f33 100644
--- a/src/gallium/drivers/i915/i915_clear.c
+++ b/src/gallium/drivers/i915/i915_clear.c
@@ -32,7 +32,6 @@
#include "util/u_clear.h"
#include "i915_context.h"
-#include "i915_state.h"
/**
diff --git a/src/gallium/drivers/i915/i915_context.c b/src/gallium/drivers/i915/i915_context.c
index 89feeade756..4c5ff37ca84 100644
--- a/src/gallium/drivers/i915/i915_context.c
+++ b/src/gallium/drivers/i915/i915_context.c
@@ -29,12 +29,9 @@
#include "i915_state.h"
#include "i915_screen.h"
#include "i915_batch.h"
-#include "i915_texture.h"
-#include "i915_reg.h"
#include "draw/draw_context.h"
#include "pipe/p_defines.h"
-#include "pipe/internal/p_winsys_screen.h"
#include "pipe/p_inlines.h"
#include "util/u_memory.h"
#include "pipe/p_screen.h"
diff --git a/src/gallium/drivers/i915/i915_debug.c b/src/gallium/drivers/i915/i915_debug.c
index c6e6d6fd313..237654d26b2 100644
--- a/src/gallium/drivers/i915/i915_debug.c
+++ b/src/gallium/drivers/i915/i915_debug.c
@@ -29,7 +29,6 @@
#include "i915_context.h"
#include "i915_debug.h"
#include "i915_batch.h"
-#include "pipe/internal/p_winsys_screen.h"
#include "util/u_debug.h"
diff --git a/src/gallium/drivers/i915/i915_debug_fp.c b/src/gallium/drivers/i915/i915_debug_fp.c
index 9c5b117b6dd..f9c40d8a110 100644
--- a/src/gallium/drivers/i915/i915_debug_fp.c
+++ b/src/gallium/drivers/i915/i915_debug_fp.c
@@ -29,7 +29,6 @@
#include "i915_reg.h"
#include "i915_debug.h"
#include "pipe/internal/p_winsys_screen.h"
-#include "util/u_memory.h"
static void
diff --git a/src/gallium/drivers/i915/i915_state.c b/src/gallium/drivers/i915/i915_state.c
index 0fab6e1bc36..06949c15f88 100644
--- a/src/gallium/drivers/i915/i915_state.c
+++ b/src/gallium/drivers/i915/i915_state.c
@@ -30,7 +30,6 @@
#include "draw/draw_context.h"
-#include "pipe/internal/p_winsys_screen.h"
#include "pipe/p_inlines.h"
#include "util/u_math.h"
#include "util/u_memory.h"
@@ -38,7 +37,6 @@
#include "i915_context.h"
#include "i915_reg.h"
-#include "i915_state.h"
#include "i915_state_inlines.h"
#include "i915_fpc.h"
diff --git a/src/gallium/drivers/i915/i915_state_derived.c b/src/gallium/drivers/i915/i915_state_derived.c
index 03dd5091a61..f5b0e9f011e 100644
--- a/src/gallium/drivers/i915/i915_state_derived.c
+++ b/src/gallium/drivers/i915/i915_state_derived.c
@@ -33,7 +33,6 @@
#include "i915_context.h"
#include "i915_state.h"
#include "i915_reg.h"
-#include "i915_fpc.h"
diff --git a/src/gallium/drivers/i915/i915_state_sampler.c b/src/gallium/drivers/i915/i915_state_sampler.c
index cbac4175c8f..e5c6d87215b 100644
--- a/src/gallium/drivers/i915/i915_state_sampler.c
+++ b/src/gallium/drivers/i915/i915_state_sampler.c
@@ -27,7 +27,6 @@
#include "pipe/p_context.h"
#include "pipe/p_state.h"
-#include "util/u_memory.h"
#include "i915_state_inlines.h"
#include "i915_context.h"
diff --git a/src/gallium/drivers/i915/i915_surface.c b/src/gallium/drivers/i915/i915_surface.c
index c693eb30e87..13684aa59c5 100644
--- a/src/gallium/drivers/i915/i915_surface.c
+++ b/src/gallium/drivers/i915/i915_surface.c
@@ -27,14 +27,10 @@
#include "i915_context.h"
#include "i915_blit.h"
-#include "i915_state.h"
#include "pipe/p_defines.h"
#include "pipe/p_inlines.h"
-#include "pipe/p_inlines.h"
#include "pipe/internal/p_winsys_screen.h"
#include "util/u_format.h"
-#include "util/u_tile.h"
-#include "util/u_rect.h"
/* Assumes all values are within bounds -- no checking at this level -
diff --git a/src/gallium/drivers/i915/i915_texture.c b/src/gallium/drivers/i915/i915_texture.c
index 50a9e19094b..441bc4f1930 100644
--- a/src/gallium/drivers/i915/i915_texture.c
+++ b/src/gallium/drivers/i915/i915_texture.c
@@ -41,7 +41,6 @@
#include "i915_context.h"
#include "i915_texture.h"
-#include "i915_debug.h"
#include "i915_screen.h"
#include "intel_winsys.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_alpha.c b/src/gallium/drivers/llvmpipe/lp_bld_alpha.c
index 2b4bc5c819d..7245730350c 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_alpha.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_alpha.c
@@ -35,7 +35,6 @@
#include "lp_bld_type.h"
#include "lp_bld_const.h"
-#include "lp_bld_arit.h"
#include "lp_bld_logic.h"
#include "lp_bld_flow.h"
#include "lp_bld_debug.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_arit.c b/src/gallium/drivers/llvmpipe/lp_bld_arit.c
index eea6b5d6a5c..1aee9b35f31 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_arit.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_arit.c
@@ -56,7 +56,6 @@
#include "lp_bld_intr.h"
#include "lp_bld_logic.h"
#include "lp_bld_pack.h"
-#include "lp_bld_debug.h"
#include "lp_bld_arit.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_blend_soa.c b/src/gallium/drivers/llvmpipe/lp_bld_blend_soa.c
index 9511299d558..5d5ca7a5d43 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_blend_soa.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_blend_soa.c
@@ -71,7 +71,6 @@
#include "pipe/p_state.h"
#include "lp_bld_type.h"
-#include "lp_bld_const.h"
#include "lp_bld_arit.h"
#include "lp_bld_blend.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_conv.c b/src/gallium/drivers/llvmpipe/lp_bld_conv.c
index 99352094379..ebf554cd045 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_conv.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_conv.c
@@ -63,11 +63,9 @@
#include "util/u_debug.h"
#include "util/u_math.h"
-#include "util/u_cpu_detect.h"
#include "lp_bld_type.h"
#include "lp_bld_const.h"
-#include "lp_bld_intr.h"
#include "lp_bld_arit.h"
#include "lp_bld_pack.h"
#include "lp_bld_conv.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_format_aos.c b/src/gallium/drivers/llvmpipe/lp_bld_format_aos.c
index 10e82f120bb..dfa080b8533 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_format_aos.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_format_aos.c
@@ -38,7 +38,6 @@
#include "lp_bld_type.h"
#include "lp_bld_const.h"
-#include "lp_bld_logic.h"
#include "lp_bld_swizzle.h"
#include "lp_bld_format.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_tgsi_soa.c b/src/gallium/drivers/llvmpipe/lp_bld_tgsi_soa.c
index fb1eda4423b..85e3b1bdd42 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_tgsi_soa.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_tgsi_soa.c
@@ -47,13 +47,11 @@
#include "tgsi/tgsi_exec.h"
#include "lp_bld_type.h"
#include "lp_bld_const.h"
-#include "lp_bld_intr.h"
#include "lp_bld_arit.h"
#include "lp_bld_logic.h"
#include "lp_bld_swizzle.h"
#include "lp_bld_flow.h"
#include "lp_bld_tgsi.h"
-#include "lp_bld_debug.h"
#define LP_MAX_TEMPS 256
diff --git a/src/gallium/drivers/llvmpipe/lp_draw_arrays.c b/src/gallium/drivers/llvmpipe/lp_draw_arrays.c
index c152b4413fc..a0316194c6a 100644
--- a/src/gallium/drivers/llvmpipe/lp_draw_arrays.c
+++ b/src/gallium/drivers/llvmpipe/lp_draw_arrays.c
@@ -33,8 +33,6 @@
#include "pipe/p_defines.h"
#include "pipe/p_context.h"
-#include "pipe/internal/p_winsys_screen.h"
-#include "pipe/p_inlines.h"
#include "util/u_prim.h"
#include "lp_buffer.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_flush.c b/src/gallium/drivers/llvmpipe/lp_flush.c
index cd8381fe308..6c81012e84b 100644
--- a/src/gallium/drivers/llvmpipe/lp_flush.c
+++ b/src/gallium/drivers/llvmpipe/lp_flush.c
@@ -37,8 +37,6 @@
#include "lp_surface.h"
#include "lp_state.h"
#include "lp_tile_cache.h"
-#include "lp_tex_cache.h"
-#include "lp_winsys.h"
void
diff --git a/src/gallium/drivers/llvmpipe/lp_jit.c b/src/gallium/drivers/llvmpipe/lp_jit.c
index 4ef0783f3e2..9e0118c55b6 100644
--- a/src/gallium/drivers/llvmpipe/lp_jit.c
+++ b/src/gallium/drivers/llvmpipe/lp_jit.c
@@ -39,7 +39,6 @@
#include "util/u_cpu_detect.h"
#include "lp_screen.h"
#include "lp_bld_intr.h"
-#include "lp_bld_misc.h"
#include "lp_jit.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_state_fs.c b/src/gallium/drivers/llvmpipe/lp_state_fs.c
index 9f4bbef73fb..70e2a082cc0 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_fs.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_fs.c
@@ -62,7 +62,6 @@
#include "util/u_memory.h"
#include "util/u_format.h"
#include "util/u_debug_dump.h"
-#include "pipe/internal/p_winsys_screen.h"
#include "pipe/p_shader_tokens.h"
#include "draw/draw_context.h"
#include "tgsi/tgsi_dump.h"
@@ -85,7 +84,6 @@
#include "lp_context.h"
#include "lp_buffer.h"
#include "lp_state.h"
-#include "lp_quad.h"
#include "lp_tex_sample.h"
#include "lp_debug.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_state_surface.c b/src/gallium/drivers/llvmpipe/lp_state_surface.c
index e37ff04f3df..3b08b0d1d70 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_surface.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_surface.c
@@ -30,7 +30,6 @@
#include "lp_context.h"
#include "lp_state.h"
-#include "lp_surface.h"
#include "lp_tile_cache.h"
#include "draw/draw_context.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_state_vertex.c b/src/gallium/drivers/llvmpipe/lp_state_vertex.c
index 1a17631a4c6..57ac25ea0cb 100644
--- a/src/gallium/drivers/llvmpipe/lp_state_vertex.c
+++ b/src/gallium/drivers/llvmpipe/lp_state_vertex.c
@@ -31,7 +31,6 @@
#include "lp_context.h"
#include "lp_state.h"
-#include "lp_surface.h"
#include "draw/draw_context.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_test_blend.c b/src/gallium/drivers/llvmpipe/lp_test_blend.c
index 6c29e8d8ace..7b65bab43a4 100644
--- a/src/gallium/drivers/llvmpipe/lp_test_blend.c
+++ b/src/gallium/drivers/llvmpipe/lp_test_blend.c
@@ -38,7 +38,6 @@
#include "lp_bld_type.h"
-#include "lp_bld_arit.h"
#include "lp_bld_blend.h"
#include "lp_bld_debug.h"
#include "lp_test.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_tex_cache.c b/src/gallium/drivers/llvmpipe/lp_tex_cache.c
index a6d9a2c1acf..8094625d74d 100644
--- a/src/gallium/drivers/llvmpipe/lp_tex_cache.c
+++ b/src/gallium/drivers/llvmpipe/lp_tex_cache.c
@@ -38,7 +38,6 @@
#include "util/u_format.h"
#include "util/u_math.h"
#include "lp_context.h"
-#include "lp_surface.h"
#include "lp_texture.h"
#include "lp_tex_cache.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_tex_sample_c.c b/src/gallium/drivers/llvmpipe/lp_tex_sample_c.c
new file mode 100644
index 00000000000..d1f5d9505d7
--- /dev/null
+++ b/src/gallium/drivers/llvmpipe/lp_tex_sample_c.c
@@ -0,0 +1,1712 @@
+/**************************************************************************
+ *
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ * Copyright 2008 VMware, Inc. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/**
+ * Texture sampling
+ *
+ * Authors:
+ * Brian Paul
+ */
+
+#include "lp_context.h"
+#include "lp_quad.h"
+#include "lp_texture.h"
+#include "lp_tex_sample.h"
+#include "lp_tex_cache.h"
+#include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_shader_tokens.h"
+#include "util/u_math.h"
+#include "util/u_memory.h"
+
+
+
+/*
+ * Note, the FRAC macro has to work perfectly. Otherwise you'll sometimes
+ * see 1-pixel bands of improperly weighted linear-filtered textures.
+ * The tests/texwrap.c demo is a good test.
+ * Also note, FRAC(x) doesn't truly return the fractional part of x for x < 0.
+ * Instead, if x < 0 then FRAC(x) = 1 - true_frac(x).
+ */
+#define FRAC(f) ((f) - util_ifloor(f))
+
+
+/**
+ * Linear interpolation macro
+ */
+static INLINE float
+lerp(float a, float v0, float v1)
+{
+ return v0 + a * (v1 - v0);
+}
+
+
+/**
+ * Do 2D/biliner interpolation of float values.
+ * v00, v10, v01 and v11 are typically four texture samples in a square/box.
+ * a and b are the horizontal and vertical interpolants.
+ * It's important that this function is inlined when compiled with
+ * optimization! If we find that's not true on some systems, convert
+ * to a macro.
+ */
+static INLINE float
+lerp_2d(float a, float b,
+ float v00, float v10, float v01, float v11)
+{
+ const float temp0 = lerp(a, v00, v10);
+ const float temp1 = lerp(a, v01, v11);
+ return lerp(b, temp0, temp1);
+}
+
+
+/**
+ * As above, but 3D interpolation of 8 values.
+ */
+static INLINE float
+lerp_3d(float a, float b, float c,
+ float v000, float v100, float v010, float v110,
+ float v001, float v101, float v011, float v111)
+{
+ const float temp0 = lerp_2d(a, b, v000, v100, v010, v110);
+ const float temp1 = lerp_2d(a, b, v001, v101, v011, v111);
+ return lerp(c, temp0, temp1);
+}
+
+
+
+/**
+ * If A is a signed integer, A % B doesn't give the right value for A < 0
+ * (in terms of texture repeat). Just casting to unsigned fixes that.
+ */
+#define REMAINDER(A, B) ((unsigned) (A) % (unsigned) (B))
+
+
+/**
+ * Apply texture coord wrapping mode and return integer texture indexes
+ * for a vector of four texcoords (S or T or P).
+ * \param wrapMode PIPE_TEX_WRAP_x
+ * \param s the incoming texcoords
+ * \param size the texture image size
+ * \param icoord returns the integer texcoords
+ * \return integer texture index
+ */
+static INLINE void
+nearest_texcoord_4(unsigned wrapMode, const float s[4], unsigned size,
+ int icoord[4])
+{
+ uint ch;
+ switch (wrapMode) {
+ case PIPE_TEX_WRAP_REPEAT:
+ /* s limited to [0,1) */
+ /* i limited to [0,size-1] */
+ for (ch = 0; ch < 4; ch++) {
+ int i = util_ifloor(s[ch] * size);
+ icoord[ch] = REMAINDER(i, size);
+ }
+ return;
+ case PIPE_TEX_WRAP_CLAMP:
+ /* s limited to [0,1] */
+ /* i limited to [0,size-1] */
+ for (ch = 0; ch < 4; ch++) {
+ if (s[ch] <= 0.0F)
+ icoord[ch] = 0;
+ else if (s[ch] >= 1.0F)
+ icoord[ch] = size - 1;
+ else
+ icoord[ch] = util_ifloor(s[ch] * size);
+ }
+ return;
+ case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+ {
+ /* s limited to [min,max] */
+ /* i limited to [0, size-1] */
+ const float min = 1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ if (s[ch] < min)
+ icoord[ch] = 0;
+ else if (s[ch] > max)
+ icoord[ch] = size - 1;
+ else
+ icoord[ch] = util_ifloor(s[ch] * size);
+ }
+ }
+ return;
+ case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+ {
+ /* s limited to [min,max] */
+ /* i limited to [-1, size] */
+ const float min = -1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ if (s[ch] <= min)
+ icoord[ch] = -1;
+ else if (s[ch] >= max)
+ icoord[ch] = size;
+ else
+ icoord[ch] = util_ifloor(s[ch] * size);
+ }
+ }
+ return;
+ case PIPE_TEX_WRAP_MIRROR_REPEAT:
+ {
+ const float min = 1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ const int flr = util_ifloor(s[ch]);
+ float u;
+ if (flr & 1)
+ u = 1.0F - (s[ch] - (float) flr);
+ else
+ u = s[ch] - (float) flr;
+ if (u < min)
+ icoord[ch] = 0;
+ else if (u > max)
+ icoord[ch] = size - 1;
+ else
+ icoord[ch] = util_ifloor(u * size);
+ }
+ }
+ return;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP:
+ for (ch = 0; ch < 4; ch++) {
+ /* s limited to [0,1] */
+ /* i limited to [0,size-1] */
+ const float u = fabsf(s[ch]);
+ if (u <= 0.0F)
+ icoord[ch] = 0;
+ else if (u >= 1.0F)
+ icoord[ch] = size - 1;
+ else
+ icoord[ch] = util_ifloor(u * size);
+ }
+ return;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
+ {
+ /* s limited to [min,max] */
+ /* i limited to [0, size-1] */
+ const float min = 1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ const float u = fabsf(s[ch]);
+ if (u < min)
+ icoord[ch] = 0;
+ else if (u > max)
+ icoord[ch] = size - 1;
+ else
+ icoord[ch] = util_ifloor(u * size);
+ }
+ }
+ return;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
+ {
+ /* s limited to [min,max] */
+ /* i limited to [0, size-1] */
+ const float min = -1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ const float u = fabsf(s[ch]);
+ if (u < min)
+ icoord[ch] = -1;
+ else if (u > max)
+ icoord[ch] = size;
+ else
+ icoord[ch] = util_ifloor(u * size);
+ }
+ }
+ return;
+ default:
+ assert(0);
+ }
+}
+
+
+/**
+ * Used to compute texel locations for linear sampling for four texcoords.
+ * \param wrapMode PIPE_TEX_WRAP_x
+ * \param s the texcoords
+ * \param size the texture image size
+ * \param icoord0 returns first texture indexes
+ * \param icoord1 returns second texture indexes (usually icoord0 + 1)
+ * \param w returns blend factor/weight between texture indexes
+ * \param icoord returns the computed integer texture coords
+ */
+static INLINE void
+linear_texcoord_4(unsigned wrapMode, const float s[4], unsigned size,
+ int icoord0[4], int icoord1[4], float w[4])
+{
+ uint ch;
+
+ switch (wrapMode) {
+ case PIPE_TEX_WRAP_REPEAT:
+ for (ch = 0; ch < 4; ch++) {
+ float u = s[ch] * size - 0.5F;
+ icoord0[ch] = REMAINDER(util_ifloor(u), size);
+ icoord1[ch] = REMAINDER(icoord0[ch] + 1, size);
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_CLAMP:
+ for (ch = 0; ch < 4; ch++) {
+ float u = CLAMP(s[ch], 0.0F, 1.0F);
+ u = u * size - 0.5f;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+ for (ch = 0; ch < 4; ch++) {
+ float u = CLAMP(s[ch], 0.0F, 1.0F);
+ u = u * size - 0.5f;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ if (icoord0[ch] < 0)
+ icoord0[ch] = 0;
+ if (icoord1[ch] >= (int) size)
+ icoord1[ch] = size - 1;
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+ {
+ const float min = -1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ float u = CLAMP(s[ch], min, max);
+ u = u * size - 0.5f;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ w[ch] = FRAC(u);
+ }
+ }
+ break;;
+ case PIPE_TEX_WRAP_MIRROR_REPEAT:
+ for (ch = 0; ch < 4; ch++) {
+ const int flr = util_ifloor(s[ch]);
+ float u;
+ if (flr & 1)
+ u = 1.0F - (s[ch] - (float) flr);
+ else
+ u = s[ch] - (float) flr;
+ u = u * size - 0.5F;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ if (icoord0[ch] < 0)
+ icoord0[ch] = 0;
+ if (icoord1[ch] >= (int) size)
+ icoord1[ch] = size - 1;
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP:
+ for (ch = 0; ch < 4; ch++) {
+ float u = fabsf(s[ch]);
+ if (u >= 1.0F)
+ u = (float) size;
+ else
+ u *= size;
+ u -= 0.5F;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
+ for (ch = 0; ch < 4; ch++) {
+ float u = fabsf(s[ch]);
+ if (u >= 1.0F)
+ u = (float) size;
+ else
+ u *= size;
+ u -= 0.5F;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ if (icoord0[ch] < 0)
+ icoord0[ch] = 0;
+ if (icoord1[ch] >= (int) size)
+ icoord1[ch] = size - 1;
+ w[ch] = FRAC(u);
+ }
+ break;;
+ case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER:
+ {
+ const float min = -1.0F / (2.0F * size);
+ const float max = 1.0F - min;
+ for (ch = 0; ch < 4; ch++) {
+ float u = fabsf(s[ch]);
+ if (u <= min)
+ u = min * size;
+ else if (u >= max)
+ u = max * size;
+ else
+ u *= size;
+ u -= 0.5F;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ w[ch] = FRAC(u);
+ }
+ }
+ break;;
+ default:
+ assert(0);
+ }
+}
+
+
+/**
+ * For RECT textures / unnormalized texcoords
+ * Only a subset of wrap modes supported.
+ */
+static INLINE void
+nearest_texcoord_unnorm_4(unsigned wrapMode, const float s[4], unsigned size,
+ int icoord[4])
+{
+ uint ch;
+ switch (wrapMode) {
+ case PIPE_TEX_WRAP_CLAMP:
+ for (ch = 0; ch < 4; ch++) {
+ int i = util_ifloor(s[ch]);
+ icoord[ch]= CLAMP(i, 0, (int) size-1);
+ }
+ return;
+ case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+ /* fall-through */
+ case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+ for (ch = 0; ch < 4; ch++) {
+ icoord[ch]= util_ifloor( CLAMP(s[ch], 0.5F, (float) size - 0.5F) );
+ }
+ return;
+ default:
+ assert(0);
+ }
+}
+
+
+/**
+ * For RECT textures / unnormalized texcoords.
+ * Only a subset of wrap modes supported.
+ */
+static INLINE void
+linear_texcoord_unnorm_4(unsigned wrapMode, const float s[4], unsigned size,
+ int icoord0[4], int icoord1[4], float w[4])
+{
+ uint ch;
+ switch (wrapMode) {
+ case PIPE_TEX_WRAP_CLAMP:
+ for (ch = 0; ch < 4; ch++) {
+ /* Not exactly what the spec says, but it matches NVIDIA output */
+ float u = CLAMP(s[ch] - 0.5F, 0.0f, (float) size - 1.0f);
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ w[ch] = FRAC(u);
+ }
+ return;
+ case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
+ /* fall-through */
+ case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+ for (ch = 0; ch < 4; ch++) {
+ float u = CLAMP(s[ch], 0.5F, (float) size - 0.5F);
+ u -= 0.5F;
+ icoord0[ch] = util_ifloor(u);
+ icoord1[ch] = icoord0[ch] + 1;
+ if (icoord1[ch] > (int) size - 1)
+ icoord1[ch] = size - 1;
+ w[ch] = FRAC(u);
+ }
+ break;
+ default:
+ assert(0);
+ }
+}
+
+
+static unsigned
+choose_cube_face(float rx, float ry, float rz, float *newS, float *newT)
+{
+ /*
+ major axis
+ direction target sc tc ma
+ ---------- ------------------------------- --- --- ---
+ +rx TEXTURE_CUBE_MAP_POSITIVE_X_EXT -rz -ry rx
+ -rx TEXTURE_CUBE_MAP_NEGATIVE_X_EXT +rz -ry rx
+ +ry TEXTURE_CUBE_MAP_POSITIVE_Y_EXT +rx +rz ry
+ -ry TEXTURE_CUBE_MAP_NEGATIVE_Y_EXT +rx -rz ry
+ +rz TEXTURE_CUBE_MAP_POSITIVE_Z_EXT +rx -ry rz
+ -rz TEXTURE_CUBE_MAP_NEGATIVE_Z_EXT -rx -ry rz
+ */
+ const float arx = fabsf(rx), ary = fabsf(ry), arz = fabsf(rz);
+ unsigned face;
+ float sc, tc, ma;
+
+ if (arx > ary && arx > arz) {
+ if (rx >= 0.0F) {
+ face = PIPE_TEX_FACE_POS_X;
+ sc = -rz;
+ tc = -ry;
+ ma = arx;
+ }
+ else {
+ face = PIPE_TEX_FACE_NEG_X;
+ sc = rz;
+ tc = -ry;
+ ma = arx;
+ }
+ }
+ else if (ary > arx && ary > arz) {
+ if (ry >= 0.0F) {
+ face = PIPE_TEX_FACE_POS_Y;
+ sc = rx;
+ tc = rz;
+ ma = ary;
+ }
+ else {
+ face = PIPE_TEX_FACE_NEG_Y;
+ sc = rx;
+ tc = -rz;
+ ma = ary;
+ }
+ }
+ else {
+ if (rz > 0.0F) {
+ face = PIPE_TEX_FACE_POS_Z;
+ sc = rx;
+ tc = -ry;
+ ma = arz;
+ }
+ else {
+ face = PIPE_TEX_FACE_NEG_Z;
+ sc = -rx;
+ tc = -ry;
+ ma = arz;
+ }
+ }
+
+ *newS = ( sc / ma + 1.0F ) * 0.5F;
+ *newT = ( tc / ma + 1.0F ) * 0.5F;
+
+ return face;
+}
+
+
+/**
+ * Examine the quad's texture coordinates to compute the partial
+ * derivatives w.r.t X and Y, then compute lambda (level of detail).
+ *
+ * This is only done for fragment shaders, not vertex shaders.
+ */
+static float
+compute_lambda(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias)
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+ float rho, lambda;
+
+ if (samp->processor == TGSI_PROCESSOR_VERTEX)
+ return lodbias;
+
+ assert(sampler->normalized_coords);
+
+ assert(s);
+ {
+ float dsdx = s[QUAD_BOTTOM_RIGHT] - s[QUAD_BOTTOM_LEFT];
+ float dsdy = s[QUAD_TOP_LEFT] - s[QUAD_BOTTOM_LEFT];
+ dsdx = fabsf(dsdx);
+ dsdy = fabsf(dsdy);
+ rho = MAX2(dsdx, dsdy) * texture->width[0];
+ }
+ if (t) {
+ float dtdx = t[QUAD_BOTTOM_RIGHT] - t[QUAD_BOTTOM_LEFT];
+ float dtdy = t[QUAD_TOP_LEFT] - t[QUAD_BOTTOM_LEFT];
+ float max;
+ dtdx = fabsf(dtdx);
+ dtdy = fabsf(dtdy);
+ max = MAX2(dtdx, dtdy) * texture->height[0];
+ rho = MAX2(rho, max);
+ }
+ if (p) {
+ float dpdx = p[QUAD_BOTTOM_RIGHT] - p[QUAD_BOTTOM_LEFT];
+ float dpdy = p[QUAD_TOP_LEFT] - p[QUAD_BOTTOM_LEFT];
+ float max;
+ dpdx = fabsf(dpdx);
+ dpdy = fabsf(dpdy);
+ max = MAX2(dpdx, dpdy) * texture->depth[0];
+ rho = MAX2(rho, max);
+ }
+
+ lambda = util_fast_log2(rho);
+ lambda += lodbias + sampler->lod_bias;
+ lambda = CLAMP(lambda, sampler->min_lod, sampler->max_lod);
+
+ return lambda;
+}
+
+
+/**
+ * Do several things here:
+ * 1. Compute lambda from the texcoords, if needed
+ * 2. Determine if we're minifying or magnifying
+ * 3. If minifying, choose mipmap levels
+ * 4. Return image filter to use within mipmap images
+ * \param level0 Returns first mipmap level to sample from
+ * \param level1 Returns second mipmap level to sample from
+ * \param levelBlend Returns blend factor between levels, in [0,1]
+ * \param imgFilter Returns either the min or mag filter, depending on lambda
+ */
+static void
+choose_mipmap_levels(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ unsigned *level0, unsigned *level1, float *levelBlend,
+ unsigned *imgFilter)
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+
+ if (sampler->min_mip_filter == PIPE_TEX_MIPFILTER_NONE) {
+ /* no mipmap selection needed */
+ *level0 = *level1 = CLAMP((int) sampler->min_lod,
+ 0, (int) texture->last_level);
+
+ if (sampler->min_img_filter != sampler->mag_img_filter) {
+ /* non-mipmapped texture, but still need to determine if doing
+ * minification or magnification.
+ */
+ float lambda = compute_lambda(tgsi_sampler, s, t, p, lodbias);
+ if (lambda <= 0.0) {
+ *imgFilter = sampler->mag_img_filter;
+ }
+ else {
+ *imgFilter = sampler->min_img_filter;
+ }
+ }
+ else {
+ *imgFilter = sampler->mag_img_filter;
+ }
+ }
+ else {
+ float lambda = compute_lambda(tgsi_sampler, s, t, p, lodbias);
+
+ if (lambda <= 0.0) { /* XXX threshold depends on the filter */
+ /* magnifying */
+ *imgFilter = sampler->mag_img_filter;
+ *level0 = *level1 = 0;
+ }
+ else {
+ /* minifying */
+ *imgFilter = sampler->min_img_filter;
+
+ /* choose mipmap level(s) and compute the blend factor between them */
+ if (sampler->min_mip_filter == PIPE_TEX_MIPFILTER_NEAREST) {
+ /* Nearest mipmap level */
+ const int lvl = (int) (lambda + 0.5);
+ *level0 =
+ *level1 = CLAMP(lvl, 0, (int) texture->last_level);
+ }
+ else {
+ /* Linear interpolation between mipmap levels */
+ const int lvl = (int) lambda;
+ *level0 = CLAMP(lvl, 0, (int) texture->last_level);
+ *level1 = CLAMP(lvl + 1, 0, (int) texture->last_level);
+ *levelBlend = FRAC(lambda); /* blending weight between levels */
+ }
+ }
+ }
+}
+
+
+/**
+ * Get a texel from a texture, using the texture tile cache.
+ *
+ * \param face the cube face in 0..5
+ * \param level the mipmap level
+ * \param x the x coord of texel within 2D image
+ * \param y the y coord of texel within 2D image
+ * \param z which slice of a 3D texture
+ * \param rgba the quad to put the texel/color into
+ * \param j which element of the rgba quad to write to
+ *
+ * XXX maybe move this into lp_tile_cache.c and merge with the
+ * lp_get_cached_tile_tex() function. Also, get 4 texels instead of 1...
+ */
+static void
+get_texel_quad_2d(const struct tgsi_sampler *tgsi_sampler,
+ unsigned face, unsigned level, int x, int y,
+ const uint8_t *out[4])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+
+ const struct llvmpipe_cached_tex_tile *tile
+ = lp_get_cached_tex_tile(samp->cache,
+ tex_tile_address(x, y, 0, face, level));
+
+ y %= TEX_TILE_SIZE;
+ x %= TEX_TILE_SIZE;
+
+ out[0] = &tile->color[y ][x ][0];
+ out[1] = &tile->color[y ][x+1][0];
+ out[2] = &tile->color[y+1][x ][0];
+ out[3] = &tile->color[y+1][x+1][0];
+}
+
+static INLINE const uint8_t *
+get_texel_2d_ptr(const struct tgsi_sampler *tgsi_sampler,
+ unsigned face, unsigned level, int x, int y)
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+
+ const struct llvmpipe_cached_tex_tile *tile
+ = lp_get_cached_tex_tile(samp->cache,
+ tex_tile_address(x, y, 0, face, level));
+
+ y %= TEX_TILE_SIZE;
+ x %= TEX_TILE_SIZE;
+
+ return &tile->color[y][x][0];
+}
+
+
+static void
+get_texel_quad_2d_mt(const struct tgsi_sampler *tgsi_sampler,
+ unsigned face, unsigned level,
+ int x0, int y0,
+ int x1, int y1,
+ const uint8_t *out[4])
+{
+ unsigned i;
+
+ for (i = 0; i < 4; i++) {
+ unsigned tx = (i & 1) ? x1 : x0;
+ unsigned ty = (i >> 1) ? y1 : y0;
+
+ out[i] = get_texel_2d_ptr( tgsi_sampler, face, level, tx, ty );
+ }
+}
+
+static void
+get_texel(const struct tgsi_sampler *tgsi_sampler,
+ unsigned face, unsigned level, int x, int y, int z,
+ float rgba[NUM_CHANNELS][QUAD_SIZE], unsigned j)
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+
+ if (x < 0 || x >= (int) texture->width[level] ||
+ y < 0 || y >= (int) texture->height[level] ||
+ z < 0 || z >= (int) texture->depth[level]) {
+ rgba[0][j] = sampler->border_color[0];
+ rgba[1][j] = sampler->border_color[1];
+ rgba[2][j] = sampler->border_color[2];
+ rgba[3][j] = sampler->border_color[3];
+ }
+ else {
+ const unsigned tx = x % TEX_TILE_SIZE;
+ const unsigned ty = y % TEX_TILE_SIZE;
+ const struct llvmpipe_cached_tex_tile *tile;
+
+ tile = lp_get_cached_tex_tile(samp->cache,
+ tex_tile_address(x, y, z, face, level));
+
+ rgba[0][j] = ubyte_to_float(tile->color[ty][tx][0]);
+ rgba[1][j] = ubyte_to_float(tile->color[ty][tx][1]);
+ rgba[2][j] = ubyte_to_float(tile->color[ty][tx][2]);
+ rgba[3][j] = ubyte_to_float(tile->color[ty][tx][3]);
+ if (0)
+ {
+ debug_printf("Get texel %f %f %f %f from %s\n",
+ rgba[0][j], rgba[1][j], rgba[2][j], rgba[3][j],
+ pf_name(texture->format));
+ }
+ }
+}
+
+
+/**
+ * Compare texcoord 'p' (aka R) against texture value 'rgba[0]'
+ * When we sampled the depth texture, the depth value was put into all
+ * RGBA channels. We look at the red channel here.
+ * \param rgba quad of (depth) texel values
+ * \param p texture 'P' components for four pixels in quad
+ * \param j which pixel in the quad to test [0..3]
+ */
+static INLINE void
+shadow_compare(const struct pipe_sampler_state *sampler,
+ float rgba[NUM_CHANNELS][QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ uint j)
+{
+ int k;
+ switch (sampler->compare_func) {
+ case PIPE_FUNC_LESS:
+ k = p[j] < rgba[0][j];
+ break;
+ case PIPE_FUNC_LEQUAL:
+ k = p[j] <= rgba[0][j];
+ break;
+ case PIPE_FUNC_GREATER:
+ k = p[j] > rgba[0][j];
+ break;
+ case PIPE_FUNC_GEQUAL:
+ k = p[j] >= rgba[0][j];
+ break;
+ case PIPE_FUNC_EQUAL:
+ k = p[j] == rgba[0][j];
+ break;
+ case PIPE_FUNC_NOTEQUAL:
+ k = p[j] != rgba[0][j];
+ break;
+ case PIPE_FUNC_ALWAYS:
+ k = 1;
+ break;
+ case PIPE_FUNC_NEVER:
+ k = 0;
+ break;
+ default:
+ k = 0;
+ assert(0);
+ break;
+ }
+
+ /* XXX returning result for default GL_DEPTH_TEXTURE_MODE = GL_LUMINANCE */
+ rgba[0][j] = rgba[1][j] = rgba[2][j] = (float) k;
+ rgba[3][j] = 1.0F;
+}
+
+
+/**
+ * As above, but do four z/texture comparisons.
+ */
+static INLINE void
+shadow_compare4(const struct pipe_sampler_state *sampler,
+ float rgba[NUM_CHANNELS][QUAD_SIZE],
+ const float p[QUAD_SIZE])
+{
+ int j, k0, k1, k2, k3;
+ float val;
+
+ /* compare four texcoords vs. four texture samples */
+ switch (sampler->compare_func) {
+ case PIPE_FUNC_LESS:
+ k0 = p[0] < rgba[0][0];
+ k1 = p[1] < rgba[0][1];
+ k2 = p[2] < rgba[0][2];
+ k3 = p[3] < rgba[0][3];
+ break;
+ case PIPE_FUNC_LEQUAL:
+ k0 = p[0] <= rgba[0][0];
+ k1 = p[1] <= rgba[0][1];
+ k2 = p[2] <= rgba[0][2];
+ k3 = p[3] <= rgba[0][3];
+ break;
+ case PIPE_FUNC_GREATER:
+ k0 = p[0] > rgba[0][0];
+ k1 = p[1] > rgba[0][1];
+ k2 = p[2] > rgba[0][2];
+ k3 = p[3] > rgba[0][3];
+ break;
+ case PIPE_FUNC_GEQUAL:
+ k0 = p[0] >= rgba[0][0];
+ k1 = p[1] >= rgba[0][1];
+ k2 = p[2] >= rgba[0][2];
+ k3 = p[3] >= rgba[0][3];
+ break;
+ case PIPE_FUNC_EQUAL:
+ k0 = p[0] == rgba[0][0];
+ k1 = p[1] == rgba[0][1];
+ k2 = p[2] == rgba[0][2];
+ k3 = p[3] == rgba[0][3];
+ break;
+ case PIPE_FUNC_NOTEQUAL:
+ k0 = p[0] != rgba[0][0];
+ k1 = p[1] != rgba[0][1];
+ k2 = p[2] != rgba[0][2];
+ k3 = p[3] != rgba[0][3];
+ break;
+ case PIPE_FUNC_ALWAYS:
+ k0 = k1 = k2 = k3 = 1;
+ break;
+ case PIPE_FUNC_NEVER:
+ k0 = k1 = k2 = k3 = 0;
+ break;
+ default:
+ k0 = k1 = k2 = k3 = 0;
+ assert(0);
+ break;
+ }
+
+ /* convert four pass/fail values to an intensity in [0,1] */
+ val = 0.25F * (k0 + k1 + k2 + k3);
+
+ /* XXX returning result for default GL_DEPTH_TEXTURE_MODE = GL_LUMINANCE */
+ for (j = 0; j < 4; j++) {
+ rgba[0][j] = rgba[1][j] = rgba[2][j] = val;
+ rgba[3][j] = 1.0F;
+ }
+}
+
+
+
+static void
+lp_get_samples_2d_linear_repeat_POT(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ unsigned j;
+ unsigned level = samp->level;
+ unsigned xpot = 1 << (samp->xpot - level);
+ unsigned ypot = 1 << (samp->ypot - level);
+ unsigned xmax = (xpot - 1) & (TEX_TILE_SIZE - 1); /* MIN2(TEX_TILE_SIZE, xpot) - 1; */
+ unsigned ymax = (ypot - 1) & (TEX_TILE_SIZE - 1); /* MIN2(TEX_TILE_SIZE, ypot) - 1; */
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int c;
+
+ float u = s[j] * xpot - 0.5F;
+ float v = t[j] * ypot - 0.5F;
+
+ int uflr = util_ifloor(u);
+ int vflr = util_ifloor(v);
+
+ float xw = u - (float)uflr;
+ float yw = v - (float)vflr;
+
+ int x0 = uflr & (xpot - 1);
+ int y0 = vflr & (ypot - 1);
+
+ const uint8_t *tx[4];
+
+
+ /* Can we fetch all four at once:
+ */
+ if (x0 < xmax && y0 < ymax)
+ {
+ get_texel_quad_2d(tgsi_sampler, 0, level, x0, y0, tx);
+ }
+ else
+ {
+ unsigned x1 = (x0 + 1) & (xpot - 1);
+ unsigned y1 = (y0 + 1) & (ypot - 1);
+ get_texel_quad_2d_mt(tgsi_sampler, 0, level,
+ x0, y0, x1, y1, tx);
+ }
+
+
+ /* interpolate R, G, B, A */
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = lerp_2d(xw, yw,
+ ubyte_to_float(tx[0][c]), ubyte_to_float(tx[1][c]),
+ ubyte_to_float(tx[2][c]), ubyte_to_float(tx[3][c]));
+ }
+ }
+}
+
+
+static void
+lp_get_samples_2d_nearest_repeat_POT(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ unsigned j;
+ unsigned level = samp->level;
+ unsigned xpot = 1 << (samp->xpot - level);
+ unsigned ypot = 1 << (samp->ypot - level);
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int c;
+
+ float u = s[j] * xpot;
+ float v = t[j] * ypot;
+
+ int uflr = util_ifloor(u);
+ int vflr = util_ifloor(v);
+
+ int x0 = uflr & (xpot - 1);
+ int y0 = vflr & (ypot - 1);
+
+ const uint8_t *out = get_texel_2d_ptr(tgsi_sampler, 0, level, x0, y0);
+
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = ubyte_to_float(out[c]);
+ }
+ }
+}
+
+
+static void
+lp_get_samples_2d_nearest_clamp_POT(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ unsigned j;
+ unsigned level = samp->level;
+ unsigned xpot = 1 << (samp->xpot - level);
+ unsigned ypot = 1 << (samp->ypot - level);
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int c;
+
+ float u = s[j] * xpot;
+ float v = t[j] * ypot;
+
+ int x0, y0;
+ const uint8_t *out;
+
+ x0 = util_ifloor(u);
+ if (x0 < 0)
+ x0 = 0;
+ else if (x0 > xpot - 1)
+ x0 = xpot - 1;
+
+ y0 = util_ifloor(v);
+ if (y0 < 0)
+ y0 = 0;
+ else if (y0 > ypot - 1)
+ y0 = ypot - 1;
+
+ out = get_texel_2d_ptr(tgsi_sampler, 0, level, x0, y0);
+
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = ubyte_to_float(out[c]);
+ }
+ }
+}
+
+
+static void
+lp_get_samples_2d_linear_mip_linear_repeat_POT(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ int level0;
+ float lambda;
+
+ lambda = compute_lambda(tgsi_sampler, s, t, p, lodbias);
+ level0 = (int)lambda;
+
+ if (lambda < 0.0) {
+ samp->level = 0;
+ lp_get_samples_2d_linear_repeat_POT( tgsi_sampler,
+ s, t, p, 0, rgba );
+ }
+ else if (level0 >= texture->last_level) {
+ samp->level = texture->last_level;
+ lp_get_samples_2d_linear_repeat_POT( tgsi_sampler,
+ s, t, p, 0, rgba );
+ }
+ else {
+ float levelBlend = lambda - level0;
+ float rgba0[4][4];
+ float rgba1[4][4];
+ int c,j;
+
+ samp->level = level0;
+ lp_get_samples_2d_linear_repeat_POT( tgsi_sampler,
+ s, t, p, 0, rgba0 );
+
+ samp->level = level0+1;
+ lp_get_samples_2d_linear_repeat_POT( tgsi_sampler,
+ s, t, p, 0, rgba1 );
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = lerp(levelBlend, rgba0[c][j], rgba1[c][j]);
+ }
+ }
+ }
+}
+
+/**
+ * Common code for sampling 1D/2D/cube textures.
+ * Could probably extend for 3D...
+ */
+static void
+lp_get_samples_2d_common(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE],
+ const unsigned faces[4])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+ unsigned level0, level1, j, imgFilter;
+ int width, height;
+ float levelBlend = 0.0F;
+
+ choose_mipmap_levels(tgsi_sampler, s, t, p,
+ lodbias,
+ &level0, &level1, &levelBlend, &imgFilter);
+
+ assert(sampler->normalized_coords);
+
+ width = texture->width[level0];
+ height = texture->height[level0];
+
+ assert(width > 0);
+
+ switch (imgFilter) {
+ case PIPE_TEX_FILTER_NEAREST:
+ {
+ int x[4], y[4];
+ nearest_texcoord_4(sampler->wrap_s, s, width, x);
+ nearest_texcoord_4(sampler->wrap_t, t, height, y);
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ get_texel(tgsi_sampler, faces[j], level0, x[j], y[j], 0, rgba, j);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
+ shadow_compare(sampler, rgba, p, j);
+ }
+
+ if (level0 != level1) {
+ /* get texels from second mipmap level and blend */
+ float rgba2[4][4];
+ unsigned c;
+ x[j] /= 2;
+ y[j] /= 2;
+ get_texel(tgsi_sampler, faces[j], level1, x[j], y[j], 0,
+ rgba2, j);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE){
+ shadow_compare(sampler, rgba2, p, j);
+ }
+
+ for (c = 0; c < NUM_CHANNELS; c++) {
+ rgba[c][j] = lerp(levelBlend, rgba[c][j], rgba2[c][j]);
+ }
+ }
+ }
+ }
+ break;
+ case PIPE_TEX_FILTER_LINEAR:
+ case PIPE_TEX_FILTER_ANISO:
+ {
+ int x0[4], y0[4], x1[4], y1[4];
+ float xw[4], yw[4]; /* weights */
+
+ linear_texcoord_4(sampler->wrap_s, s, width, x0, x1, xw);
+ linear_texcoord_4(sampler->wrap_t, t, height, y0, y1, yw);
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ float tx[4][4]; /* texels */
+ int c;
+ get_texel(tgsi_sampler, faces[j], level0, x0[j], y0[j], 0, tx, 0);
+ get_texel(tgsi_sampler, faces[j], level0, x1[j], y0[j], 0, tx, 1);
+ get_texel(tgsi_sampler, faces[j], level0, x0[j], y1[j], 0, tx, 2);
+ get_texel(tgsi_sampler, faces[j], level0, x1[j], y1[j], 0, tx, 3);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
+ shadow_compare4(sampler, tx, p);
+ }
+
+ /* interpolate R, G, B, A */
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = lerp_2d(xw[j], yw[j],
+ tx[c][0], tx[c][1],
+ tx[c][2], tx[c][3]);
+ }
+
+ if (level0 != level1) {
+ /* get texels from second mipmap level and blend */
+ float rgba2[4][4];
+
+ /* XXX: This is incorrect -- will often end up with (x0
+ * == x1 && y0 == y1), meaning that we fetch the same
+ * texel four times and linearly interpolate between
+ * identical values. The correct approach would be to
+ * call linear_texcoord again for the second level.
+ */
+ x0[j] /= 2;
+ y0[j] /= 2;
+ x1[j] /= 2;
+ y1[j] /= 2;
+ get_texel(tgsi_sampler, faces[j], level1, x0[j], y0[j], 0, tx, 0);
+ get_texel(tgsi_sampler, faces[j], level1, x1[j], y0[j], 0, tx, 1);
+ get_texel(tgsi_sampler, faces[j], level1, x0[j], y1[j], 0, tx, 2);
+ get_texel(tgsi_sampler, faces[j], level1, x1[j], y1[j], 0, tx, 3);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE){
+ shadow_compare4(sampler, tx, p);
+ }
+
+ /* interpolate R, G, B, A */
+ for (c = 0; c < 4; c++) {
+ rgba2[c][j] = lerp_2d(xw[j], yw[j],
+ tx[c][0], tx[c][1], tx[c][2], tx[c][3]);
+ }
+
+ for (c = 0; c < NUM_CHANNELS; c++) {
+ rgba[c][j] = lerp(levelBlend, rgba[c][j], rgba2[c][j]);
+ }
+ }
+ }
+ }
+ break;
+ default:
+ assert(0);
+ }
+}
+
+
+static INLINE void
+lp_get_samples_1d(struct tgsi_sampler *sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ static const unsigned faces[4] = {0, 0, 0, 0};
+ static const float tzero[4] = {0, 0, 0, 0};
+ lp_get_samples_2d_common(sampler, s, tzero, NULL,
+ lodbias, rgba, faces);
+}
+
+
+static INLINE void
+lp_get_samples_2d(struct tgsi_sampler *sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ static const unsigned faces[4] = {0, 0, 0, 0};
+ lp_get_samples_2d_common(sampler, s, t, p,
+ lodbias, rgba, faces);
+}
+
+
+static INLINE void
+lp_get_samples_3d(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+ /* get/map pipe_surfaces corresponding to 3D tex slices */
+ unsigned level0, level1, j, imgFilter;
+ int width, height, depth;
+ float levelBlend;
+ const uint face = 0;
+
+ choose_mipmap_levels(tgsi_sampler, s, t, p,
+ lodbias,
+ &level0, &level1, &levelBlend, &imgFilter);
+
+ assert(sampler->normalized_coords);
+
+ width = texture->width[level0];
+ height = texture->height[level0];
+ depth = texture->depth[level0];
+
+ assert(width > 0);
+ assert(height > 0);
+ assert(depth > 0);
+
+ switch (imgFilter) {
+ case PIPE_TEX_FILTER_NEAREST:
+ {
+ int x[4], y[4], z[4];
+ nearest_texcoord_4(sampler->wrap_s, s, width, x);
+ nearest_texcoord_4(sampler->wrap_t, t, height, y);
+ nearest_texcoord_4(sampler->wrap_r, p, depth, z);
+ for (j = 0; j < QUAD_SIZE; j++) {
+ get_texel(tgsi_sampler, face, level0, x[j], y[j], z[j], rgba, j);
+ if (level0 != level1) {
+ /* get texels from second mipmap level and blend */
+ float rgba2[4][4];
+ unsigned c;
+ x[j] /= 2;
+ y[j] /= 2;
+ z[j] /= 2;
+ get_texel(tgsi_sampler, face, level1, x[j], y[j], z[j], rgba2, j);
+ for (c = 0; c < NUM_CHANNELS; c++) {
+ rgba[c][j] = lerp(levelBlend, rgba2[c][j], rgba[c][j]);
+ }
+ }
+ }
+ }
+ break;
+ case PIPE_TEX_FILTER_LINEAR:
+ case PIPE_TEX_FILTER_ANISO:
+ {
+ int x0[4], x1[4], y0[4], y1[4], z0[4], z1[4];
+ float xw[4], yw[4], zw[4]; /* interpolation weights */
+ linear_texcoord_4(sampler->wrap_s, s, width, x0, x1, xw);
+ linear_texcoord_4(sampler->wrap_t, t, height, y0, y1, yw);
+ linear_texcoord_4(sampler->wrap_r, p, depth, z0, z1, zw);
+
+ for (j = 0; j < QUAD_SIZE; j++) {
+ int c;
+ float tx0[4][4], tx1[4][4];
+ get_texel(tgsi_sampler, face, level0, x0[j], y0[j], z0[j], tx0, 0);
+ get_texel(tgsi_sampler, face, level0, x1[j], y0[j], z0[j], tx0, 1);
+ get_texel(tgsi_sampler, face, level0, x0[j], y1[j], z0[j], tx0, 2);
+ get_texel(tgsi_sampler, face, level0, x1[j], y1[j], z0[j], tx0, 3);
+ get_texel(tgsi_sampler, face, level0, x0[j], y0[j], z1[j], tx1, 0);
+ get_texel(tgsi_sampler, face, level0, x1[j], y0[j], z1[j], tx1, 1);
+ get_texel(tgsi_sampler, face, level0, x0[j], y1[j], z1[j], tx1, 2);
+ get_texel(tgsi_sampler, face, level0, x1[j], y1[j], z1[j], tx1, 3);
+
+ /* interpolate R, G, B, A */
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = lerp_3d(xw[j], yw[j], zw[j],
+ tx0[c][0], tx0[c][1],
+ tx0[c][2], tx0[c][3],
+ tx1[c][0], tx1[c][1],
+ tx1[c][2], tx1[c][3]);
+ }
+
+ if (level0 != level1) {
+ /* get texels from second mipmap level and blend */
+ float rgba2[4][4];
+ x0[j] /= 2;
+ y0[j] /= 2;
+ z0[j] /= 2;
+ x1[j] /= 2;
+ y1[j] /= 2;
+ z1[j] /= 2;
+ get_texel(tgsi_sampler, face, level1, x0[j], y0[j], z0[j], tx0, 0);
+ get_texel(tgsi_sampler, face, level1, x1[j], y0[j], z0[j], tx0, 1);
+ get_texel(tgsi_sampler, face, level1, x0[j], y1[j], z0[j], tx0, 2);
+ get_texel(tgsi_sampler, face, level1, x1[j], y1[j], z0[j], tx0, 3);
+ get_texel(tgsi_sampler, face, level1, x0[j], y0[j], z1[j], tx1, 0);
+ get_texel(tgsi_sampler, face, level1, x1[j], y0[j], z1[j], tx1, 1);
+ get_texel(tgsi_sampler, face, level1, x0[j], y1[j], z1[j], tx1, 2);
+ get_texel(tgsi_sampler, face, level1, x1[j], y1[j], z1[j], tx1, 3);
+
+ /* interpolate R, G, B, A */
+ for (c = 0; c < 4; c++) {
+ rgba2[c][j] = lerp_3d(xw[j], yw[j], zw[j],
+ tx0[c][0], tx0[c][1],
+ tx0[c][2], tx0[c][3],
+ tx1[c][0], tx1[c][1],
+ tx1[c][2], tx1[c][3]);
+ }
+
+ /* blend mipmap levels */
+ for (c = 0; c < NUM_CHANNELS; c++) {
+ rgba[c][j] = lerp(levelBlend, rgba[c][j], rgba2[c][j]);
+ }
+ }
+ }
+ }
+ break;
+ default:
+ assert(0);
+ }
+}
+
+
+static void
+lp_get_samples_cube(struct tgsi_sampler *sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ unsigned faces[QUAD_SIZE], j;
+ float ssss[4], tttt[4];
+ for (j = 0; j < QUAD_SIZE; j++) {
+ faces[j] = choose_cube_face(s[j], t[j], p[j], ssss + j, tttt + j);
+ }
+ lp_get_samples_2d_common(sampler, ssss, tttt, NULL,
+ lodbias, rgba, faces);
+}
+
+
+static void
+lp_get_samples_rect(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ const struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+ const uint face = 0;
+ unsigned level0, level1, j, imgFilter;
+ int width, height;
+ float levelBlend;
+
+ choose_mipmap_levels(tgsi_sampler, s, t, p,
+ lodbias,
+ &level0, &level1, &levelBlend, &imgFilter);
+
+ /* texture RECTS cannot be mipmapped */
+ assert(level0 == level1);
+
+ width = texture->width[level0];
+ height = texture->height[level0];
+
+ assert(width > 0);
+
+ switch (imgFilter) {
+ case PIPE_TEX_FILTER_NEAREST:
+ {
+ int x[4], y[4];
+ nearest_texcoord_unnorm_4(sampler->wrap_s, s, width, x);
+ nearest_texcoord_unnorm_4(sampler->wrap_t, t, height, y);
+ for (j = 0; j < QUAD_SIZE; j++) {
+ get_texel(tgsi_sampler, face, level0, x[j], y[j], 0, rgba, j);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
+ shadow_compare(sampler, rgba, p, j);
+ }
+ }
+ }
+ break;
+ case PIPE_TEX_FILTER_LINEAR:
+ case PIPE_TEX_FILTER_ANISO:
+ {
+ int x0[4], y0[4], x1[4], y1[4];
+ float xw[4], yw[4]; /* weights */
+ linear_texcoord_unnorm_4(sampler->wrap_s, s, width, x0, x1, xw);
+ linear_texcoord_unnorm_4(sampler->wrap_t, t, height, y0, y1, yw);
+ for (j = 0; j < QUAD_SIZE; j++) {
+ float tx[4][4]; /* texels */
+ int c;
+ get_texel(tgsi_sampler, face, level0, x0[j], y0[j], 0, tx, 0);
+ get_texel(tgsi_sampler, face, level0, x1[j], y0[j], 0, tx, 1);
+ get_texel(tgsi_sampler, face, level0, x0[j], y1[j], 0, tx, 2);
+ get_texel(tgsi_sampler, face, level0, x1[j], y1[j], 0, tx, 3);
+ if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) {
+ shadow_compare4(sampler, tx, p);
+ }
+ for (c = 0; c < 4; c++) {
+ rgba[c][j] = lerp_2d(xw[j], yw[j],
+ tx[c][0], tx[c][1], tx[c][2], tx[c][3]);
+ }
+ }
+ }
+ break;
+ default:
+ assert(0);
+ }
+}
+
+
+/**
+ * Error condition handler
+ */
+static INLINE void
+lp_get_samples_null(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ int i,j;
+
+ for (i = 0; i < 4; i++)
+ for (j = 0; j < 4; j++)
+ rgba[i][j] = 1.0;
+}
+
+/**
+ * Called via tgsi_sampler::get_samples() when using a sampler for the
+ * first time. Determine the actual sampler function, link it in and
+ * call it.
+ */
+void
+lp_get_samples(struct tgsi_sampler *tgsi_sampler,
+ const float s[QUAD_SIZE],
+ const float t[QUAD_SIZE],
+ const float p[QUAD_SIZE],
+ float lodbias,
+ float rgba[NUM_CHANNELS][QUAD_SIZE])
+{
+ struct lp_shader_sampler *samp = lp_shader_sampler(tgsi_sampler);
+ const struct pipe_texture *texture = samp->texture;
+ const struct pipe_sampler_state *sampler = samp->sampler;
+
+ /* Default to the 'undefined' case:
+ */
+ tgsi_sampler->get_samples = lp_get_samples_null;
+
+ if (!texture) {
+ assert(0); /* is this legal?? */
+ goto out;
+ }
+
+ if (!sampler->normalized_coords) {
+ assert (texture->target == PIPE_TEXTURE_2D);
+ tgsi_sampler->get_samples = lp_get_samples_rect;
+ goto out;
+ }
+
+ switch (texture->target) {
+ case PIPE_TEXTURE_1D:
+ tgsi_sampler->get_samples = lp_get_samples_1d;
+ break;
+ case PIPE_TEXTURE_2D:
+ tgsi_sampler->get_samples = lp_get_samples_2d;
+ break;
+ case PIPE_TEXTURE_3D:
+ tgsi_sampler->get_samples = lp_get_samples_3d;
+ break;
+ case PIPE_TEXTURE_CUBE:
+ tgsi_sampler->get_samples = lp_get_samples_cube;
+ break;
+ default:
+ assert(0);
+ break;
+ }
+
+ /* Do this elsewhere:
+ */
+ samp->xpot = util_unsigned_logbase2( samp->texture->width[0] );
+ samp->ypot = util_unsigned_logbase2( samp->texture->height[0] );
+
+ /* Try to hook in a faster sampler. Ultimately we'll have to
+ * code-generate these. Luckily most of this looks like it is
+ * orthogonal state within the sampler.
+ */
+ if (texture->target == PIPE_TEXTURE_2D &&
+ sampler->min_img_filter == sampler->mag_img_filter &&
+ sampler->wrap_s == sampler->wrap_t &&
+ sampler->compare_mode == FALSE &&
+ sampler->normalized_coords)
+ {
+ if (sampler->min_mip_filter == PIPE_TEX_MIPFILTER_NONE) {
+ samp->level = CLAMP((int) sampler->min_lod,
+ 0, (int) texture->last_level);
+
+ if (sampler->wrap_s == PIPE_TEX_WRAP_REPEAT) {
+ switch (sampler->min_img_filter) {
+ case PIPE_TEX_FILTER_NEAREST:
+ tgsi_sampler->get_samples = lp_get_samples_2d_nearest_repeat_POT;
+ break;
+ case PIPE_TEX_FILTER_LINEAR:
+ tgsi_sampler->get_samples = lp_get_samples_2d_linear_repeat_POT;
+ break;
+ default:
+ break;
+ }
+ }
+ else if (sampler->wrap_s == PIPE_TEX_WRAP_CLAMP) {
+ switch (sampler->min_img_filter) {
+ case PIPE_TEX_FILTER_NEAREST:
+ tgsi_sampler->get_samples = lp_get_samples_2d_nearest_clamp_POT;
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ else if (sampler->min_mip_filter == PIPE_TEX_MIPFILTER_LINEAR) {
+ if (sampler->wrap_s == PIPE_TEX_WRAP_REPEAT) {
+ switch (sampler->min_img_filter) {
+ case PIPE_TEX_FILTER_LINEAR:
+ tgsi_sampler->get_samples = lp_get_samples_2d_linear_mip_linear_repeat_POT;
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ }
+ else if (0) {
+ _debug_printf("target %d/%d min_mip %d/%d min_img %d/%d wrap %d/%d compare %d/%d norm %d/%d\n",
+ texture->target, PIPE_TEXTURE_2D,
+ sampler->min_mip_filter, PIPE_TEX_MIPFILTER_NONE,
+ sampler->min_img_filter, sampler->mag_img_filter,
+ sampler->wrap_s, sampler->wrap_t,
+ sampler->compare_mode, FALSE,
+ sampler->normalized_coords, TRUE);
+ }
+
+out:
+ tgsi_sampler->get_samples( tgsi_sampler, s, t, p, lodbias, rgba );
+}
+
+
+void PIPE_CDECL
+lp_fetch_texel_soa( struct tgsi_sampler **samplers,
+ uint32_t unit,
+ float *store )
+{
+ struct tgsi_sampler *sampler = samplers[unit];
+
+#if 0
+ uint j;
+
+ debug_printf("%s sampler: %p (%p) store: %p\n",
+ __FUNCTION__,
+ sampler, *sampler,
+ store );
+
+ debug_printf("lodbias %f\n", store[12]);
+
+ for (j = 0; j < 4; j++)
+ debug_printf("sample %d texcoord %f %f\n",
+ j,
+ store[0+j],
+ store[4+j]);
+#endif
+
+ {
+ float rgba[NUM_CHANNELS][QUAD_SIZE];
+ sampler->get_samples(sampler,
+ &store[0],
+ &store[4],
+ &store[8],
+ 0.0f, /*store[12], lodbias */
+ rgba);
+ memcpy(store, rgba, sizeof rgba);
+ }
+
+#if 0
+ for (j = 0; j < 4; j++)
+ debug_printf("sample %d result %f %f %f %f\n",
+ j,
+ store[0+j],
+ store[4+j],
+ store[8+j],
+ store[12+j]);
+#endif
+}
+
+
+#include "lp_bld_type.h"
+#include "lp_bld_intr.h"
+#include "lp_bld_tgsi.h"
+
+
+struct lp_c_sampler_soa
+{
+ struct lp_build_sampler_soa base;
+
+ LLVMValueRef context_ptr;
+
+ LLVMValueRef samplers_ptr;
+
+ /** Coords/texels store */
+ LLVMValueRef store_ptr;
+};
+
+
+static void
+lp_c_sampler_soa_destroy(struct lp_build_sampler_soa *sampler)
+{
+ FREE(sampler);
+}
+
+
+static void
+lp_c_sampler_soa_emit_fetch_texel(struct lp_build_sampler_soa *_sampler,
+ LLVMBuilderRef builder,
+ struct lp_type type,
+ unsigned unit,
+ unsigned num_coords,
+ const LLVMValueRef *coords,
+ LLVMValueRef lodbias,
+ LLVMValueRef *texel)
+{
+ struct lp_c_sampler_soa *sampler = (struct lp_c_sampler_soa *)_sampler;
+ LLVMTypeRef vec_type = LLVMTypeOf(coords[0]);
+ LLVMValueRef args[3];
+ unsigned i;
+
+ if(!sampler->samplers_ptr)
+ sampler->samplers_ptr = lp_jit_context_samplers(builder, sampler->context_ptr);
+
+ if(!sampler->store_ptr)
+ sampler->store_ptr = LLVMBuildArrayAlloca(builder,
+ vec_type,
+ LLVMConstInt(LLVMInt32Type(), 4, 0),
+ "texel_store");
+
+ for (i = 0; i < num_coords; i++) {
+ LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0);
+ LLVMValueRef coord_ptr = LLVMBuildGEP(builder, sampler->store_ptr, &index, 1, "");
+ LLVMBuildStore(builder, coords[i], coord_ptr);
+ }
+
+ args[0] = sampler->samplers_ptr;
+ args[1] = LLVMConstInt(LLVMInt32Type(), unit, 0);
+ args[2] = sampler->store_ptr;
+
+ lp_build_intrinsic(builder, "fetch_texel", LLVMVoidType(), args, 3);
+
+ for (i = 0; i < NUM_CHANNELS; ++i) {
+ LLVMValueRef index = LLVMConstInt(LLVMInt32Type(), i, 0);
+ LLVMValueRef texel_ptr = LLVMBuildGEP(builder, sampler->store_ptr, &index, 1, "");
+ texel[i] = LLVMBuildLoad(builder, texel_ptr, "");
+ }
+}
+
+
+struct lp_build_sampler_soa *
+lp_c_sampler_soa_create(LLVMValueRef context_ptr)
+{
+ struct lp_c_sampler_soa *sampler;
+
+ sampler = CALLOC_STRUCT(lp_c_sampler_soa);
+ if(!sampler)
+ return NULL;
+
+ sampler->base.destroy = lp_c_sampler_soa_destroy;
+ sampler->base.emit_fetch_texel = lp_c_sampler_soa_emit_fetch_texel;
+ sampler->context_ptr = context_ptr;
+
+ return &sampler->base;
+}
+
diff --git a/src/gallium/drivers/llvmpipe/lp_tex_sample_llvm.c b/src/gallium/drivers/llvmpipe/lp_tex_sample_llvm.c
index d2a6ae21f57..5138ccf7c93 100644
--- a/src/gallium/drivers/llvmpipe/lp_tex_sample_llvm.c
+++ b/src/gallium/drivers/llvmpipe/lp_tex_sample_llvm.c
@@ -44,7 +44,6 @@
#include "pipe/p_shader_tokens.h"
#include "lp_bld_debug.h"
#include "lp_bld_type.h"
-#include "lp_bld_intr.h"
#include "lp_bld_sample.h"
#include "lp_bld_tgsi.h"
#include "lp_state.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_texture.c b/src/gallium/drivers/llvmpipe/lp_texture.c
index 2c135029ea2..039539d682d 100644
--- a/src/gallium/drivers/llvmpipe/lp_texture.c
+++ b/src/gallium/drivers/llvmpipe/lp_texture.c
@@ -42,7 +42,6 @@
#include "lp_context.h"
#include "lp_state.h"
#include "lp_texture.h"
-#include "lp_tex_cache.h"
#include "lp_screen.h"
#include "lp_winsys.h"
diff --git a/src/gallium/drivers/llvmpipe/lp_tile_cache.c b/src/gallium/drivers/llvmpipe/lp_tile_cache.c
index 7a1ecf5107b..971d9333331 100644
--- a/src/gallium/drivers/llvmpipe/lp_tile_cache.c
+++ b/src/gallium/drivers/llvmpipe/lp_tile_cache.c
@@ -38,8 +38,6 @@
#include "util/u_tile.h"
#include "util/u_rect.h"
#include "lp_context.h"
-#include "lp_surface.h"
-#include "lp_texture.h"
#include "lp_tile_soa.h"
#include "lp_tile_cache.h"
diff --git a/src/gallium/drivers/softpipe/sp_context.c b/src/gallium/drivers/softpipe/sp_context.c
index 8e017939402..73e075f0d88 100644
--- a/src/gallium/drivers/softpipe/sp_context.c
+++ b/src/gallium/drivers/softpipe/sp_context.c
@@ -43,7 +43,6 @@
#include "sp_surface.h"
#include "sp_tile_cache.h"
#include "sp_tex_tile_cache.h"
-#include "sp_texture.h"
#include "sp_winsys.h"
#include "sp_query.h"
diff --git a/src/gallium/drivers/softpipe/sp_flush.c b/src/gallium/drivers/softpipe/sp_flush.c
index 75dac810a12..e8952bf4fb8 100644
--- a/src/gallium/drivers/softpipe/sp_flush.c
+++ b/src/gallium/drivers/softpipe/sp_flush.c
@@ -34,11 +34,9 @@
#include "draw/draw_context.h"
#include "sp_flush.h"
#include "sp_context.h"
-#include "sp_surface.h"
#include "sp_state.h"
#include "sp_tile_cache.h"
#include "sp_tex_tile_cache.h"
-#include "sp_winsys.h"
void
diff --git a/src/gallium/drivers/softpipe/sp_prim_vbuf.c b/src/gallium/drivers/softpipe/sp_prim_vbuf.c
index 5812d1eefeb..98c08eaffaf 100644
--- a/src/gallium/drivers/softpipe/sp_prim_vbuf.c
+++ b/src/gallium/drivers/softpipe/sp_prim_vbuf.c
@@ -526,7 +526,8 @@ static void
sp_vbuf_destroy(struct vbuf_render *vbr)
{
struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
- align_free(cvbr->vertex_buffer);
+ if(cvbr->vertex_buffer)
+ align_free(cvbr->vertex_buffer);
sp_setup_destroy_context(cvbr->setup);
FREE(cvbr);
}
diff --git a/src/gallium/drivers/softpipe/sp_quad_blend.c b/src/gallium/drivers/softpipe/sp_quad_blend.c
index d9babe81dad..3b8c2d5789c 100644
--- a/src/gallium/drivers/softpipe/sp_quad_blend.c
+++ b/src/gallium/drivers/softpipe/sp_quad_blend.c
@@ -35,7 +35,6 @@
#include "util/u_memory.h"
#include "sp_context.h"
#include "sp_quad.h"
-#include "sp_surface.h"
#include "sp_tile_cache.h"
#include "sp_quad_pipe.h"
diff --git a/src/gallium/drivers/softpipe/sp_quad_depth_test.c b/src/gallium/drivers/softpipe/sp_quad_depth_test.c
index 0ca86c4e1cb..a981775cbd3 100644
--- a/src/gallium/drivers/softpipe/sp_quad_depth_test.c
+++ b/src/gallium/drivers/softpipe/sp_quad_depth_test.c
@@ -30,11 +30,11 @@
*/
#include "pipe/p_defines.h"
+#include "util/u_format.h"
#include "util/u_memory.h"
#include "tgsi/tgsi_scan.h"
#include "sp_context.h"
#include "sp_quad.h"
-#include "sp_surface.h"
#include "sp_quad_pipe.h"
#include "sp_tile_cache.h"
#include "sp_state.h" /* for sp_fragment_shader */
@@ -651,6 +651,20 @@ static unsigned mask_count[16] =
+/** helper to get number of Z buffer bits */
+static unsigned
+get_depth_bits(struct quad_stage *qs)
+{
+ struct pipe_surface *zsurf = qs->softpipe->framebuffer.zsbuf;
+ if (zsurf)
+ return util_format_get_component_bits(zsurf->format,
+ UTIL_FORMAT_COLORSPACE_ZS, 0);
+ else
+ return 0;
+}
+
+
+
static void
depth_test_quads_fallback(struct quad_stage *qs,
struct quad_header *quads[],
@@ -666,7 +680,7 @@ depth_test_quads_fallback(struct quad_stage *qs,
nr = alpha_test_quads(qs, quads, nr);
}
- if (qs->softpipe->framebuffer.zsbuf &&
+ if (get_depth_bits(qs) > 0 &&
(qs->softpipe->depth_stencil->depth.enabled ||
qs->softpipe->depth_stencil->stencil[0].enabled)) {
@@ -884,7 +898,7 @@ choose_depth_test(struct quad_stage *qs,
boolean alpha = qs->softpipe->depth_stencil->alpha.enabled;
- boolean depth = (qs->softpipe->framebuffer.zsbuf &&
+ boolean depth = (get_depth_bits(qs) > 0 &&
qs->softpipe->depth_stencil->depth.enabled);
unsigned depthfunc = qs->softpipe->depth_stencil->depth.func;
@@ -895,7 +909,6 @@ choose_depth_test(struct quad_stage *qs,
boolean occlusion = qs->softpipe->active_query_count;
-
if (!alpha &&
!depth &&
!stencil) {
diff --git a/src/gallium/drivers/softpipe/sp_quad_fs.c b/src/gallium/drivers/softpipe/sp_quad_fs.c
index 1e7533d0f9e..e799df136ed 100644
--- a/src/gallium/drivers/softpipe/sp_quad_fs.c
+++ b/src/gallium/drivers/softpipe/sp_quad_fs.c
@@ -45,8 +45,6 @@
#include "sp_state.h"
#include "sp_quad.h"
#include "sp_quad_pipe.h"
-#include "sp_texture.h"
-#include "sp_tex_sample.h"
struct quad_shade_stage
diff --git a/src/gallium/drivers/softpipe/sp_setup.c b/src/gallium/drivers/softpipe/sp_setup.c
index 3da75364c5d..f6c3a2b38b9 100644
--- a/src/gallium/drivers/softpipe/sp_setup.c
+++ b/src/gallium/drivers/softpipe/sp_setup.c
@@ -41,7 +41,6 @@
#include "draw/draw_private.h"
#include "draw/draw_vertex.h"
#include "pipe/p_shader_tokens.h"
-#include "pipe/p_thread.h"
#include "util/u_math.h"
#include "util/u_memory.h"
diff --git a/src/gallium/drivers/softpipe/sp_state_surface.c b/src/gallium/drivers/softpipe/sp_state_surface.c
index f6154109ea8..39466782195 100644
--- a/src/gallium/drivers/softpipe/sp_state_surface.c
+++ b/src/gallium/drivers/softpipe/sp_state_surface.c
@@ -30,7 +30,6 @@
#include "sp_context.h"
#include "sp_state.h"
-#include "sp_surface.h"
#include "sp_tile_cache.h"
#include "draw/draw_context.h"
diff --git a/src/gallium/drivers/softpipe/sp_state_vertex.c b/src/gallium/drivers/softpipe/sp_state_vertex.c
index 46b6991195d..b491d92ed15 100644
--- a/src/gallium/drivers/softpipe/sp_state_vertex.c
+++ b/src/gallium/drivers/softpipe/sp_state_vertex.c
@@ -31,7 +31,6 @@
#include "sp_context.h"
#include "sp_state.h"
-#include "sp_surface.h"
#include "draw/draw_context.h"
diff --git a/src/gallium/drivers/softpipe/sp_tex_tile_cache.c b/src/gallium/drivers/softpipe/sp_tex_tile_cache.c
index e50a76a73bc..50242d5bd69 100644
--- a/src/gallium/drivers/softpipe/sp_tex_tile_cache.c
+++ b/src/gallium/drivers/softpipe/sp_tex_tile_cache.c
@@ -37,7 +37,6 @@
#include "util/u_tile.h"
#include "util/u_math.h"
#include "sp_context.h"
-#include "sp_surface.h"
#include "sp_texture.h"
#include "sp_tex_tile_cache.h"
diff --git a/src/gallium/drivers/softpipe/sp_texture.c b/src/gallium/drivers/softpipe/sp_texture.c
index 45e80c54477..a5fff915077 100644
--- a/src/gallium/drivers/softpipe/sp_texture.c
+++ b/src/gallium/drivers/softpipe/sp_texture.c
@@ -38,7 +38,6 @@
#include "util/u_memory.h"
#include "sp_context.h"
-#include "sp_state.h"
#include "sp_texture.h"
#include "sp_screen.h"
#include "sp_winsys.h"
diff --git a/src/gallium/drivers/svga/svga_draw_arrays.c b/src/gallium/drivers/svga/svga_draw_arrays.c
index 75492dffca2..6b6ebc9b585 100644
--- a/src/gallium/drivers/svga/svga_draw_arrays.c
+++ b/src/gallium/drivers/svga/svga_draw_arrays.c
@@ -26,7 +26,6 @@
#include "svga_cmd.h"
#include "pipe/p_inlines.h"
-#include "util/u_prim.h"
#include "indices/u_indices.h"
#include "svga_hw_reg.h"
diff --git a/src/gallium/drivers/svga/svga_draw_elements.c b/src/gallium/drivers/svga/svga_draw_elements.c
index 167d8178315..022b444eb91 100644
--- a/src/gallium/drivers/svga/svga_draw_elements.c
+++ b/src/gallium/drivers/svga/svga_draw_elements.c
@@ -24,7 +24,6 @@
**********************************************************/
#include "pipe/p_inlines.h"
-#include "util/u_prim.h"
#include "util/u_upload_mgr.h"
#include "indices/u_indices.h"
diff --git a/src/gallium/drivers/svga/svga_pipe_blend.c b/src/gallium/drivers/svga/svga_pipe_blend.c
index 855d228755f..3ad3f97816c 100644
--- a/src/gallium/drivers/svga/svga_pipe_blend.c
+++ b/src/gallium/drivers/svga/svga_pipe_blend.c
@@ -29,7 +29,6 @@
#include "util/u_memory.h"
#include "svga_context.h"
-#include "svga_state.h"
#include "svga_hw_reg.h"
diff --git a/src/gallium/drivers/svga/svga_pipe_constants.c b/src/gallium/drivers/svga/svga_pipe_constants.c
index ca2c7c49d72..93022f3cc51 100644
--- a/src/gallium/drivers/svga/svga_pipe_constants.c
+++ b/src/gallium/drivers/svga/svga_pipe_constants.c
@@ -30,9 +30,6 @@
#include "tgsi/tgsi_parse.h"
#include "svga_context.h"
-#include "svga_state.h"
-#include "svga_hw_reg.h"
-#include "svga_cmd.h"
/***********************************************************************
* Constant buffers
diff --git a/src/gallium/drivers/svga/svga_pipe_depthstencil.c b/src/gallium/drivers/svga/svga_pipe_depthstencil.c
index df636c08a05..34e60cb341a 100644
--- a/src/gallium/drivers/svga/svga_pipe_depthstencil.c
+++ b/src/gallium/drivers/svga/svga_pipe_depthstencil.c
@@ -29,7 +29,6 @@
#include "util/u_memory.h"
#include "svga_context.h"
-#include "svga_state.h"
#include "svga_hw_reg.h"
diff --git a/src/gallium/drivers/svga/svga_pipe_draw.c b/src/gallium/drivers/svga/svga_pipe_draw.c
index 0f24ef4ee8d..4e0c499dc3e 100644
--- a/src/gallium/drivers/svga/svga_pipe_draw.c
+++ b/src/gallium/drivers/svga/svga_pipe_draw.c
@@ -33,7 +33,6 @@
#include "svga_hw_reg.h"
#include "svga_context.h"
#include "svga_screen.h"
-#include "svga_winsys.h"
#include "svga_draw.h"
#include "svga_state.h"
#include "svga_swtnl.h"
diff --git a/src/gallium/drivers/svga/svga_pipe_flush.c b/src/gallium/drivers/svga/svga_pipe_flush.c
index 0becb0765ac..3eb10336c4e 100644
--- a/src/gallium/drivers/svga/svga_pipe_flush.c
+++ b/src/gallium/drivers/svga/svga_pipe_flush.c
@@ -28,13 +28,8 @@
#include "svga_screen_texture.h"
#include "svga_context.h"
#include "svga_winsys.h"
-#include "svga_draw.h"
#include "svga_debug.h"
-#include "svga_hw_reg.h"
-
-
-
static void svga_flush( struct pipe_context *pipe,
unsigned flags,
diff --git a/src/gallium/drivers/svga/svga_pipe_fs.c b/src/gallium/drivers/svga/svga_pipe_fs.c
index 5f1213e46a3..32f07fb2616 100644
--- a/src/gallium/drivers/svga/svga_pipe_fs.c
+++ b/src/gallium/drivers/svga/svga_pipe_fs.c
@@ -32,11 +32,9 @@
#include "svga_screen.h"
#include "svga_context.h"
-#include "svga_state.h"
#include "svga_tgsi.h"
#include "svga_hw_reg.h"
#include "svga_cmd.h"
-#include "svga_draw.h"
#include "svga_debug.h"
diff --git a/src/gallium/drivers/svga/svga_pipe_misc.c b/src/gallium/drivers/svga/svga_pipe_misc.c
index 58cb1e6e230..8cf1f2e083a 100644
--- a/src/gallium/drivers/svga/svga_pipe_misc.c
+++ b/src/gallium/drivers/svga/svga_pipe_misc.c
@@ -27,12 +27,6 @@
#include "svga_context.h"
#include "svga_screen_texture.h"
-#include "svga_state.h"
-#include "svga_winsys.h"
-
-#include "svga_hw_reg.h"
-
-
static void svga_set_scissor_state( struct pipe_context *pipe,
diff --git a/src/gallium/drivers/svga/svga_pipe_query.c b/src/gallium/drivers/svga/svga_pipe_query.c
index 01336b0a2c3..08283e37317 100644
--- a/src/gallium/drivers/svga/svga_pipe_query.c
+++ b/src/gallium/drivers/svga/svga_pipe_query.c
@@ -32,7 +32,6 @@
#include "svga_screen.h"
#include "svga_screen_buffer.h"
#include "svga_winsys.h"
-#include "svga_draw.h"
#include "svga_debug.h"
diff --git a/src/gallium/drivers/svga/svga_pipe_rasterizer.c b/src/gallium/drivers/svga/svga_pipe_rasterizer.c
index b03f8eb9cf3..9ea11aad9a9 100644
--- a/src/gallium/drivers/svga/svga_pipe_rasterizer.c
+++ b/src/gallium/drivers/svga/svga_pipe_rasterizer.c
@@ -30,7 +30,6 @@
#include "util/u_memory.h"
#include "svga_context.h"
-#include "svga_state.h"
#include "svga_hw_reg.h"
diff --git a/src/gallium/drivers/svga/svga_pipe_sampler.c b/src/gallium/drivers/svga/svga_pipe_sampler.c
index 460a101f8c0..161c66dd4ff 100644
--- a/src/gallium/drivers/svga/svga_pipe_sampler.c
+++ b/src/gallium/drivers/svga/svga_pipe_sampler.c
@@ -32,9 +32,6 @@
#include "svga_context.h"
#include "svga_screen_texture.h"
-#include "svga_state.h"
-
-#include "svga_hw_reg.h"
#include "svga_debug.h"
diff --git a/src/gallium/drivers/svga/svga_pipe_vertex.c b/src/gallium/drivers/svga/svga_pipe_vertex.c
index 42f290d162a..0bf43fa9008 100644
--- a/src/gallium/drivers/svga/svga_pipe_vertex.c
+++ b/src/gallium/drivers/svga/svga_pipe_vertex.c
@@ -32,10 +32,6 @@
#include "svga_screen.h"
#include "svga_screen_buffer.h"
#include "svga_context.h"
-#include "svga_state.h"
-#include "svga_winsys.h"
-
-#include "svga_hw_reg.h"
static void svga_set_vertex_buffers(struct pipe_context *pipe,
diff --git a/src/gallium/drivers/svga/svga_pipe_vs.c b/src/gallium/drivers/svga/svga_pipe_vs.c
index 7e6ab576add..c4ac5304ac6 100644
--- a/src/gallium/drivers/svga/svga_pipe_vs.c
+++ b/src/gallium/drivers/svga/svga_pipe_vs.c
@@ -33,7 +33,6 @@
#include "svga_screen.h"
#include "svga_context.h"
-#include "svga_state.h"
#include "svga_tgsi.h"
#include "svga_hw_reg.h"
#include "svga_cmd.h"
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index fc1b3c980ef..cd1ed7bac8b 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -33,10 +33,8 @@
#include "svga_screen.h"
#include "svga_screen_texture.h"
#include "svga_screen_buffer.h"
-#include "svga_cmd.h"
#include "svga_debug.h"
-#include "svga_hw_reg.h"
#include "svga3d_shaderdefs.h"
@@ -393,8 +391,6 @@ svga_screen_create(struct svga_winsys_screen *sws)
pipe_mutex_init(svgascreen->tex_mutex);
pipe_mutex_init(svgascreen->swc_mutex);
- LIST_INITHEAD(&svgascreen->cached_buffers);
-
svga_screen_cache_init(svgascreen);
return screen;
diff --git a/src/gallium/drivers/svga/svga_screen.h b/src/gallium/drivers/svga/svga_screen.h
index b94ca7fc1ca..a009b607200 100644
--- a/src/gallium/drivers/svga/svga_screen.h
+++ b/src/gallium/drivers/svga/svga_screen.h
@@ -68,12 +68,6 @@ struct svga_screen
pipe_mutex tex_mutex;
pipe_mutex swc_mutex; /* Protects the use of swc and dirty_buffers */
- /**
- * List of buffers with cached GMR. Ordered from the most recently used to
- * the least recently used
- */
- struct list_head cached_buffers;
-
struct svga_host_surface_cache cache;
};
diff --git a/src/gallium/drivers/svga/svga_screen_buffer.c b/src/gallium/drivers/svga/svga_screen_buffer.c
index 58a1aba464b..430a6970fde 100644
--- a/src/gallium/drivers/svga/svga_screen_buffer.c
+++ b/src/gallium/drivers/svga/svga_screen_buffer.c
@@ -113,68 +113,9 @@ svga_buffer_destroy_hw_storage(struct svga_screen *ss, struct svga_buffer *sbuf)
if(sbuf->hw.buf) {
sws->buffer_destroy(sws, sbuf->hw.buf);
sbuf->hw.buf = NULL;
- assert(sbuf->head.prev && sbuf->head.next);
- LIST_DEL(&sbuf->head);
-#ifdef DEBUG
- sbuf->head.next = sbuf->head.prev = NULL;
-#endif
}
}
-static INLINE enum pipe_error
-svga_buffer_backup(struct svga_screen *ss, struct svga_buffer *sbuf)
-{
- if (sbuf->hw.buf && sbuf->hw.num_ranges) {
- void *src;
-
- if (!sbuf->swbuf)
- sbuf->swbuf = align_malloc(sbuf->base.size, sbuf->base.alignment);
- if (!sbuf->swbuf)
- return PIPE_ERROR_OUT_OF_MEMORY;
-
- src = ss->sws->buffer_map(ss->sws, sbuf->hw.buf,
- PIPE_BUFFER_USAGE_CPU_READ);
- if (!src)
- return PIPE_ERROR;
-
- memcpy(sbuf->swbuf, src, sbuf->base.size);
- ss->sws->buffer_unmap(ss->sws, sbuf->hw.buf);
- }
-
- return PIPE_OK;
-}
-
-/**
- * Try to make GMR space available by freeing the hardware storage of
- * unmapped
- */
-boolean
-svga_buffer_free_cached_hw_storage(struct svga_screen *ss)
-{
- struct list_head *curr;
- struct svga_buffer *sbuf;
- enum pipe_error ret = PIPE_OK;
-
- curr = ss->cached_buffers.prev;
-
- /* free the least recently used buffer's hw storage which is not mapped */
- do {
- if(curr == &ss->cached_buffers)
- return FALSE;
-
- sbuf = LIST_ENTRY(struct svga_buffer, curr, head);
-
- curr = curr->prev;
- if (sbuf->map.count == 0)
- ret = svga_buffer_backup(ss, sbuf);
-
- } while(sbuf->map.count != 0 || ret != PIPE_OK);
-
- svga_buffer_destroy_hw_storage(ss, sbuf);
-
- return TRUE;
-}
-
struct svga_winsys_buffer *
svga_winsys_buffer_create( struct svga_screen *ss,
unsigned alignment,
@@ -195,12 +136,6 @@ svga_winsys_buffer_create( struct svga_screen *ss,
svga_screen_flush(ss, NULL);
buf = sws->buffer_create(sws, alignment, usage, size);
- SVGA_DBG(DEBUG_DMA|DEBUG_PERF, "evicting buffers to find %d bytes GMR\n",
- size);
-
- /* Try evicing all buffer storage */
- while(!buf && svga_buffer_free_cached_hw_storage(ss))
- buf = sws->buffer_create(sws, alignment, usage, size);
}
return buf;
@@ -226,8 +161,6 @@ svga_buffer_create_hw_storage(struct svga_screen *ss,
return PIPE_ERROR_OUT_OF_MEMORY;
assert(!sbuf->needs_flush);
- assert(!sbuf->head.prev && !sbuf->head.next);
- LIST_ADD(&sbuf->head, &ss->cached_buffers);
}
return PIPE_OK;
@@ -311,7 +244,6 @@ static void
svga_buffer_upload_flush(struct svga_context *svga,
struct svga_buffer *sbuf)
{
- struct svga_screen *ss = svga_screen(svga->pipe.screen);
SVGA3dCopyBox *boxes;
unsigned i;
@@ -348,13 +280,16 @@ svga_buffer_upload_flush(struct svga_context *svga,
assert(sbuf->head.prev && sbuf->head.next);
LIST_DEL(&sbuf->head);
+#ifdef DEBUG
+ sbuf->head.next = sbuf->head.prev = NULL;
+#endif
sbuf->needs_flush = FALSE;
- /* XXX: do we care about cached_buffers any more ?*/
- LIST_ADD(&sbuf->head, &ss->cached_buffers);
sbuf->hw.svga = NULL;
sbuf->hw.boxes = NULL;
+ sbuf->host_written = TRUE;
+
/* Decrement reference count */
pipe_reference(&(sbuf->base.reference), NULL);
sbuf = NULL;
@@ -437,17 +372,17 @@ svga_buffer_map_range( struct pipe_screen *screen,
}
else {
if(!sbuf->hw.buf) {
- struct svga_winsys_surface *handle = sbuf->handle;
-
if(svga_buffer_create_hw_storage(ss, sbuf) != PIPE_OK)
return NULL;
/* Populate the hardware storage if the host surface pre-existed */
- if((usage & PIPE_BUFFER_USAGE_CPU_READ) && handle) {
+ if(sbuf->host_written) {
SVGA3dSurfaceDMAFlags flags;
enum pipe_error ret;
struct pipe_fence_handle *fence = NULL;
+ assert(sbuf->handle);
+
SVGA_DBG(DEBUG_DMA|DEBUG_PERF, "dma from sid %p (buffer), bytes %u - %u\n",
sbuf->handle, 0, sbuf->base.size);
@@ -478,17 +413,6 @@ svga_buffer_map_range( struct pipe_screen *screen,
sws->fence_reference(sws, &fence, NULL);
}
}
- else {
- if((usage & PIPE_BUFFER_USAGE_CPU_READ) && !sbuf->needs_flush) {
- /* We already had the hardware storage but we would have to issue
- * a download if we hadn't, so move the buffer to the begginning
- * of the LRU list.
- */
- assert(sbuf->head.prev && sbuf->head.next);
- LIST_DEL(&sbuf->head);
- LIST_ADD(&sbuf->head, &ss->cached_buffers);
- }
- }
map = sws->buffer_map(sws, sbuf->hw.buf, usage);
}
@@ -572,10 +496,8 @@ svga_buffer_destroy( struct pipe_buffer *buf )
assert(!sbuf->needs_flush);
- if(sbuf->handle) {
- SVGA_DBG(DEBUG_DMA, "release sid %p sz %d\n", sbuf->handle, sbuf->base.size);
- svga_screen_surface_destroy(ss, &sbuf->key, &sbuf->handle);
- }
+ if(sbuf->handle)
+ svga_buffer_destroy_host_surface(ss, sbuf);
if(sbuf->hw.buf)
svga_buffer_destroy_hw_storage(ss, sbuf);
@@ -595,6 +517,9 @@ svga_buffer_create(struct pipe_screen *screen,
struct svga_screen *ss = svga_screen(screen);
struct svga_buffer *sbuf;
+ assert(size);
+ assert(alignment);
+
sbuf = CALLOC_STRUCT(svga_buffer);
if(!sbuf)
goto error1;
@@ -755,8 +680,7 @@ svga_buffer_handle(struct svga_context *svga,
assert(sbuf->hw.svga == svga);
sbuf->needs_flush = TRUE;
- assert(sbuf->head.prev && sbuf->head.next);
- LIST_DEL(&sbuf->head);
+ assert(!sbuf->head.prev && !sbuf->head.next);
LIST_ADDTAIL(&sbuf->head, &svga->dirty_buffers);
}
diff --git a/src/gallium/drivers/svga/svga_screen_buffer.h b/src/gallium/drivers/svga/svga_screen_buffer.h
index 5d7af5a7c50..448ac107c7f 100644
--- a/src/gallium/drivers/svga/svga_screen_buffer.h
+++ b/src/gallium/drivers/svga/svga_screen_buffer.h
@@ -135,6 +135,11 @@ struct svga_buffer
*/
struct svga_winsys_surface *handle;
+ /**
+ * Whether the host has been ever written.
+ */
+ boolean host_written;
+
struct {
unsigned count;
boolean writing;
@@ -178,9 +183,6 @@ svga_buffer_handle(struct svga_context *svga,
void
svga_context_flush_buffers(struct svga_context *svga);
-boolean
-svga_buffer_free_cached_hw_storage(struct svga_screen *ss);
-
struct svga_winsys_buffer *
svga_winsys_buffer_create(struct svga_screen *ss,
unsigned alignment,
diff --git a/src/gallium/drivers/svga/svga_screen_texture.c b/src/gallium/drivers/svga/svga_screen_texture.c
index 2224c2d3945..0d69007fd87 100644
--- a/src/gallium/drivers/svga/svga_screen_texture.c
+++ b/src/gallium/drivers/svga/svga_screen_texture.c
@@ -306,11 +306,19 @@ svga_texture_create(struct pipe_screen *screen,
tex->key.numFaces = 1;
}
+ tex->key.cachable = 1;
+
if(templat->tex_usage & PIPE_TEXTURE_USAGE_SAMPLER)
tex->key.flags |= SVGA3D_SURFACE_HINT_TEXTURE;
- if(templat->tex_usage & PIPE_TEXTURE_USAGE_PRIMARY)
+ if(templat->tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET) {
+ tex->key.cachable = 0;
+ }
+
+ if(templat->tex_usage & PIPE_TEXTURE_USAGE_PRIMARY) {
tex->key.flags |= SVGA3D_SURFACE_HINT_SCANOUT;
+ tex->key.cachable = 0;
+ }
/*
* XXX: Never pass the SVGA3D_SURFACE_HINT_RENDERTARGET hint. Mesa cannot
@@ -333,8 +341,6 @@ svga_texture_create(struct pipe_screen *screen,
if(tex->key.format == SVGA3D_FORMAT_INVALID)
goto error2;
- tex->key.cachable = 1;
-
SVGA_DBG(DEBUG_DMA, "surface_create for texture\n", tex->handle);
tex->handle = svga_screen_surface_create(svgascreen, &tex->key);
if (tex->handle)
@@ -416,6 +422,62 @@ svga_texture_blanket(struct pipe_screen * screen,
}
+struct pipe_texture *
+svga_screen_texture_wrap_surface(struct pipe_screen *screen,
+ struct pipe_texture *base,
+ enum SVGA3dSurfaceFormat format,
+ struct svga_winsys_surface *srf)
+{
+ struct svga_texture *tex;
+ assert(screen);
+
+ /* Only supports one type */
+ if (base->target != PIPE_TEXTURE_2D ||
+ base->last_level != 0 ||
+ base->depth0 != 1) {
+ return NULL;
+ }
+
+ if (!srf)
+ return NULL;
+
+ if (svga_translate_format(base->format) != format) {
+ unsigned f1 = svga_translate_format(base->format);
+ unsigned f2 = format;
+
+ /* It's okay for XRGB and ARGB or depth with/out stencil to get mixed up */
+ if ( !( (f1 == SVGA3D_X8R8G8B8 && f2 == SVGA3D_A8R8G8B8) ||
+ (f1 == SVGA3D_A8R8G8B8 && f2 == SVGA3D_X8R8G8B8) ||
+ (f1 == SVGA3D_Z_D24X8 && f2 == SVGA3D_Z_D24S8) ) ) {
+ debug_printf("%s wrong format %u != %u\n", __FUNCTION__, f1, f2);
+ return NULL;
+ }
+ }
+
+ tex = CALLOC_STRUCT(svga_texture);
+ if (!tex)
+ return NULL;
+
+ tex->base = *base;
+
+
+ if (format == 1)
+ tex->base.format = PIPE_FORMAT_X8R8G8B8_UNORM;
+ else if (format == 2)
+ tex->base.format = PIPE_FORMAT_A8R8G8B8_UNORM;
+
+ pipe_reference_init(&tex->base.reference, 1);
+ tex->base.screen = screen;
+
+ SVGA_DBG(DEBUG_DMA, "wrap surface sid %p\n", srf);
+
+ tex->key.cachable = 0;
+ tex->handle = srf;
+
+ return &tex->base;
+}
+
+
static void
svga_texture_destroy(struct pipe_texture *pt)
{
diff --git a/src/gallium/drivers/svga/svga_state_framebuffer.c b/src/gallium/drivers/svga/svga_state_framebuffer.c
index cfdcae4ee4a..eda1aefd67a 100644
--- a/src/gallium/drivers/svga/svga_state_framebuffer.c
+++ b/src/gallium/drivers/svga/svga_state_framebuffer.c
@@ -32,8 +32,6 @@
#include "svga_cmd.h"
#include "svga_debug.h"
-#include "svga_hw_reg.h"
-
/***********************************************************************
* Hardware state update
diff --git a/src/gallium/drivers/svga/svga_state_rss.c b/src/gallium/drivers/svga/svga_state_rss.c
index 8b6803a285a..2f9adaeb561 100644
--- a/src/gallium/drivers/svga/svga_state_rss.c
+++ b/src/gallium/drivers/svga/svga_state_rss.c
@@ -31,9 +31,6 @@
#include "svga_state.h"
#include "svga_cmd.h"
-#include "svga_hw_reg.h"
-
-
struct rs_queue {
unsigned rs_count;
diff --git a/src/gallium/drivers/svga/svga_state_tss.c b/src/gallium/drivers/svga/svga_state_tss.c
index b3137945202..b3c9687b1a4 100644
--- a/src/gallium/drivers/svga/svga_state_tss.c
+++ b/src/gallium/drivers/svga/svga_state_tss.c
@@ -33,8 +33,6 @@
#include "svga_state.h"
#include "svga_cmd.h"
-#include "svga_hw_reg.h"
-
void svga_cleanup_tss_binding(struct svga_context *svga)
{
diff --git a/src/gallium/drivers/svga/svga_swtnl_backend.c b/src/gallium/drivers/svga/svga_swtnl_backend.c
index b4f757a47a9..aafb3e26b0b 100644
--- a/src/gallium/drivers/svga/svga_swtnl_backend.c
+++ b/src/gallium/drivers/svga/svga_swtnl_backend.c
@@ -31,7 +31,6 @@
#include "pipe/p_inlines.h"
#include "util/u_math.h"
#include "util/u_memory.h"
-#include "util/u_simple_shaders.h"
#include "svga_context.h"
#include "svga_state.h"
@@ -87,13 +86,13 @@ svga_vbuf_render_allocate_vertices( struct vbuf_render *render,
if (!svga_render->vbuf) {
svga_render->vbuf_size = MAX2(size, svga_render->vbuf_alloc_size);
svga_render->vbuf = pipe_buffer_create(screen,
- 0,
+ 16,
PIPE_BUFFER_USAGE_VERTEX,
svga_render->vbuf_size);
if(!svga_render->vbuf) {
svga_context_flush(svga, NULL);
svga_render->vbuf = pipe_buffer_create(screen,
- 0,
+ 16,
PIPE_BUFFER_USAGE_VERTEX,
svga_render->vbuf_size);
assert(svga_render->vbuf);
@@ -123,7 +122,9 @@ svga_vbuf_render_map_vertices( struct vbuf_render *render )
char *ptr = (char*)pipe_buffer_map(screen,
svga_render->vbuf,
PIPE_BUFFER_USAGE_CPU_WRITE |
- PIPE_BUFFER_USAGE_FLUSH_EXPLICIT);
+ PIPE_BUFFER_USAGE_FLUSH_EXPLICIT |
+ PIPE_BUFFER_USAGE_DISCARD |
+ PIPE_BUFFER_USAGE_UNSYNCHRONIZED);
return ptr + svga_render->vbuf_offset;
}
@@ -259,14 +260,14 @@ svga_vbuf_render_draw( struct vbuf_render *render,
if (!svga_render->ibuf) {
svga_render->ibuf_size = MAX2(size, svga_render->ibuf_alloc_size);
svga_render->ibuf = pipe_buffer_create(screen,
- 0,
+ 2,
PIPE_BUFFER_USAGE_VERTEX,
svga_render->ibuf_size);
svga_render->ibuf_offset = 0;
}
- pipe_buffer_write(screen, svga_render->ibuf,
- svga_render->ibuf_offset, 2 * nr_indices, indices);
+ pipe_buffer_write_nooverlap(screen, svga_render->ibuf,
+ svga_render->ibuf_offset, 2 * nr_indices, indices);
/* off to hardware */
diff --git a/src/gallium/drivers/svga/svga_swtnl_draw.c b/src/gallium/drivers/svga/svga_swtnl_draw.c
index 7655121bec1..0ae58c7d9de 100644
--- a/src/gallium/drivers/svga/svga_swtnl_draw.c
+++ b/src/gallium/drivers/svga/svga_swtnl_draw.c
@@ -27,7 +27,6 @@
#include "draw/draw_vbuf.h"
#include "pipe/p_inlines.h"
#include "pipe/p_state.h"
-#include "util/u_memory.h"
#include "svga_context.h"
#include "svga_swtnl.h"
diff --git a/src/gallium/drivers/svga/svga_swtnl_state.c b/src/gallium/drivers/svga/svga_swtnl_state.c
index 94b6ccc62dd..fe03e207fff 100644
--- a/src/gallium/drivers/svga/svga_swtnl_state.c
+++ b/src/gallium/drivers/svga/svga_swtnl_state.c
@@ -27,7 +27,6 @@
#include "draw/draw_vbuf.h"
#include "pipe/p_inlines.h"
#include "pipe/p_state.h"
-#include "util/u_memory.h"
#include "svga_context.h"
#include "svga_swtnl.h"
diff --git a/src/gallium/drivers/svga/svga_tgsi_decl_sm20.c b/src/gallium/drivers/svga/svga_tgsi_decl_sm20.c
index 23b3ace7f30..1ae99067610 100644
--- a/src/gallium/drivers/svga/svga_tgsi_decl_sm20.c
+++ b/src/gallium/drivers/svga/svga_tgsi_decl_sm20.c
@@ -29,9 +29,6 @@
#include "util/u_memory.h"
#include "svga_tgsi_emit.h"
-#include "svga_context.h"
-
-
static boolean ps20_input( struct svga_shader_emitter *emit,
diff --git a/src/gallium/drivers/svga/svga_tgsi_decl_sm30.c b/src/gallium/drivers/svga/svga_tgsi_decl_sm30.c
index d1c7336dec4..43fc0d32359 100644
--- a/src/gallium/drivers/svga/svga_tgsi_decl_sm30.c
+++ b/src/gallium/drivers/svga/svga_tgsi_decl_sm30.c
@@ -29,7 +29,6 @@
#include "util/u_memory.h"
#include "svga_tgsi_emit.h"
-#include "svga_context.h"
static boolean translate_vs_ps_semantic( struct tgsi_declaration_semantic semantic,
unsigned *usage,
diff --git a/src/gallium/drivers/svga/svga_winsys.h b/src/gallium/drivers/svga/svga_winsys.h
index 59f299c1858..27b99fe4c10 100644
--- a/src/gallium/drivers/svga/svga_winsys.h
+++ b/src/gallium/drivers/svga/svga_winsys.h
@@ -296,4 +296,10 @@ svga_screen_buffer_from_texture(struct pipe_texture *texture,
struct pipe_buffer **buffer,
unsigned *stride);
+struct pipe_texture *
+svga_screen_texture_wrap_surface(struct pipe_screen *screen,
+ struct pipe_texture *base,
+ enum SVGA3dSurfaceFormat format,
+ struct svga_winsys_surface *srf);
+
#endif /* SVGA_WINSYS_H_ */
diff --git a/src/gallium/drivers/trace/tr_drm.c b/src/gallium/drivers/trace/tr_drm.c
index 48d1c4051cc..e7ca3a86ead 100644
--- a/src/gallium/drivers/trace/tr_drm.c
+++ b/src/gallium/drivers/trace/tr_drm.c
@@ -173,6 +173,7 @@ trace_drm_create(struct drm_api *api)
if (!tr_api)
goto error;
+ tr_api->base.driver_name = api->driver_name;
tr_api->base.create_screen = trace_drm_create_screen;
tr_api->base.create_context = trace_drm_create_context;
tr_api->base.texture_from_shared_handle = trace_drm_texture_from_shared_handle;