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gallium: Move minify() to u_math.
[mesa.git] / src / gallium / drivers / r300 / r300_surface.c
diff --git a/src/gallium/drivers/r300/r300_surface.c b/src/gallium/drivers/r300/r300_surface.c
index acb61924921188b0823ec92aa4df900e023ea9e5..7dbfb64dbed6e5a32d2008eef87faed03c266a08 100644 (file)
--- a/src/gallium/drivers/r300/r300_surface.c
+++ b/src/gallium/drivers/r300/r300_surface.c
@@ -32,13 +32,6 @@ static void r300_surface_setup(struct r300_context* r300,
     unsigned pixpitch = dest->stride / dest->tex.block.size;
     CS_LOCALS(r300);
 
-    /* Make sure our target BO is okay. */
-    r300->winsys->add_buffer(r300->winsys, dest->buffer,
-            0, RADEON_GEM_DOMAIN_VRAM);
-    if (r300->winsys->validate(r300->winsys)) {
-        r300->context.flush(&r300->context, 0, NULL);
-    }
-
     r300_emit_blend_state(r300, &blend_clear_state);
     r300_emit_blend_color_state(r300, &blend_color_clear_state);
     r300_emit_dsa_state(r300, &dsa_clear_state);
@@ -106,6 +99,7 @@ static void r300_surface_fill(struct pipe_context* pipe,
     struct r300_capabilities* caps = r300_screen(pipe->screen)->caps;
     struct r300_texture* tex = (struct r300_texture*)dest->texture;
     unsigned pixpitch = tex->stride / tex->tex.block.size;
+    boolean invalid = FALSE;
     CS_LOCALS(r300);
 
     a = (float)((color >> 24) & 0xff) / 255.0f;
@@ -118,16 +112,34 @@ static void r300_surface_fill(struct pipe_context* pipe,
 
     /* Fallback? */
     if (FALSE) {
+fallback:
         debug_printf("r300: Falling back on surface clear...");
         util_surface_fill(pipe, dest, x, y, w, h, color);
         return;
     }
 
+    /* Make sure our target BO is okay. */
+validate:
+    if (!r300->winsys->add_buffer(r300->winsys, tex->buffer,
+                0, RADEON_GEM_DOMAIN_VRAM)) {
+        r300->context.flush(&r300->context, 0, NULL);
+        goto validate;
+    }
+    if (!r300->winsys->validate(r300->winsys)) {
+        r300->context.flush(&r300->context, 0, NULL);
+        if (invalid) {
+            debug_printf("r300: Stuck in validation loop, gonna fallback.");
+            goto fallback;
+        }
+        invalid = TRUE;
+        goto validate;
+    }
+
     r300_surface_setup(r300, tex, x, y, w, h);
 
     /* Vertex shader setup */
     if (caps->has_tcl) {
-        r300_emit_vertex_shader(r300, &r300_passthrough_vertex_shader);
+        r300_emit_vertex_program_code(r300, &r300_passthrough_vertex_shader, 0);
     } else {
         BEGIN_CS(4);
         OUT_CS_REG(R300_VAP_CNTL_STATUS, R300_VAP_TCL_BYPASS);
@@ -140,11 +152,11 @@ static void r300_surface_fill(struct pipe_context* pipe,
 
     /* Fragment shader setup */
     if (caps->is_r500) {
-        r500_emit_fragment_shader(r300, &r500_passthrough_fragment_shader);
-        r300_emit_rs_block_state(r300, &r500_rs_block_clear_state);
+        r500_emit_fragment_program_code(r300, &r5xx_passthrough_fragment_shader, 0);
+        r300_emit_rs_block_state(r300, &r5xx_rs_block_clear_state);
     } else {
-        r300_emit_fragment_shader(r300, &r300_passthrough_fragment_shader);
-        r300_emit_rs_block_state(r300, &r300_rs_block_clear_state);
+        r300_emit_fragment_program_code(r300, &r3xx_passthrough_fragment_shader, 0);
+        r300_emit_rs_block_state(r300, &r3xx_rs_block_clear_state);
     }
 
     BEGIN_CS(26);
@@ -216,34 +228,56 @@ static void r300_surface_copy(struct pipe_context* pipe,
     struct r300_texture* srctex = (struct r300_texture*)src->texture;
     struct r300_texture* desttex = (struct r300_texture*)dest->texture;
     unsigned pixpitch = srctex->stride / srctex->tex.block.size;
+    boolean invalid = FALSE;
+    float fsrcx = srcx, fsrcy = srcy, fdestx = destx, fdesty = desty;
     CS_LOCALS(r300);
 
     debug_printf("r300: Copying surface %p at (%d,%d) to %p at (%d, %d),"
         " dimensions %dx%d (pixel pitch %d)\n",
         src, srcx, srcy, dest, destx, desty, w, h, pixpitch);
 
-    if ((srctex == desttex) &&
+    if ((srctex->buffer == desttex->buffer) &&
             ((destx < srcx + w) || (srcx < destx + w)) &&
             ((desty < srcy + h) || (srcy < desty + h))) {
+fallback:
         debug_printf("r300: Falling back on surface_copy\n");
         util_surface_copy(pipe, FALSE, dest, destx, desty, src,
                 srcx, srcy, w, h);
     }
 
-    /* Add our source texture to the BO list before emitting anything.
-     * r300_surface_setup will flush if needed for us. */
-    r300->winsys->add_buffer(r300->winsys, srctex->buffer,
-            RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM, 0);
+    /* Add our target BOs to the list. */
+validate:
+    if (!r300->winsys->add_buffer(r300->winsys, srctex->buffer,
+                RADEON_GEM_DOMAIN_GTT | RADEON_GEM_DOMAIN_VRAM, 0)) {
+        r300->context.flush(&r300->context, 0, NULL);
+        goto validate;
+    }
+    if (!r300->winsys->add_buffer(r300->winsys, desttex->buffer,
+                0, RADEON_GEM_DOMAIN_VRAM)) {
+        r300->context.flush(&r300->context, 0, NULL);
+        goto validate;
+    }
+    if (!r300->winsys->validate(r300->winsys)) {
+        r300->context.flush(&r300->context, 0, NULL);
+        if (invalid) {
+            debug_printf("r300: Stuck in validation loop, gonna fallback.");
+            goto fallback;
+        }
+        invalid = TRUE;
+        goto validate;
+    }
 
     r300_surface_setup(r300, desttex, destx, desty, w, h);
 
-    r300_emit_sampler(r300, &r300_sampler_copy_state, 0);
-    r300_emit_texture(r300, srctex, 0);
+    /* Setup the texture. */
+    r300_emit_texture(r300, &r300_sampler_copy_state, srctex, 0);
+
+    /* Flush and enable. */
     r300_flush_textures(r300);
 
     /* Vertex shader setup */
     if (caps->has_tcl) {
-        r300_emit_vertex_shader(r300, &r300_passthrough_vertex_shader);
+        r300_emit_vertex_program_code(r300, &r300_passthrough_vertex_shader, 0);
     } else {
         BEGIN_CS(4);
         OUT_CS_REG(R300_VAP_CNTL_STATUS, R300_VAP_TCL_BYPASS);
@@ -256,14 +290,14 @@ static void r300_surface_copy(struct pipe_context* pipe,
 
     /* Fragment shader setup */
     if (caps->is_r500) {
-        r500_emit_fragment_shader(r300, &r500_texture_fragment_shader);
-        r300_emit_rs_block_state(r300, &r500_rs_block_copy_state);
+        r500_emit_fragment_program_code(r300, &r5xx_texture_fragment_shader, 0);
+        r300_emit_rs_block_state(r300, &r5xx_rs_block_copy_state);
     } else {
-        r300_emit_fragment_shader(r300, &r300_texture_fragment_shader);
-        r300_emit_rs_block_state(r300, &r300_rs_block_copy_state);
+        r300_emit_fragment_program_code(r300, &r3xx_texture_fragment_shader, 0);
+        r300_emit_rs_block_state(r300, &r3xx_rs_block_copy_state);
     }
 
-    BEGIN_CS(28);
+    BEGIN_CS(30);
     /* VAP stream control, mapping from input memory to PVS/RS memory */
     if (caps->has_tcl) {
         OUT_CS_REG(R300_VAP_PROG_STREAM_CNTL_0,
@@ -287,32 +321,32 @@ static void r300_surface_copy(struct pipe_context* pipe,
     OUT_CS_REG(R300_VAP_OUTPUT_VTX_FMT_1, 0x2);
 
     /* Vertex size. */
-    OUT_CS_REG(R300_VAP_VTX_SIZE, 0x8);
+    OUT_CS_REG(R300_VAP_VTX_SIZE, 0x4);
 
     /* Packet3 with our texcoords */
     OUT_CS_PKT3(R200_3D_DRAW_IMMD_2, 16);
     OUT_CS(R300_PRIM_TYPE_QUADS | R300_PRIM_WALK_RING |
             (4 << R300_PRIM_NUM_VERTICES_SHIFT));
     /* (x    , y    ) */
-    OUT_CS_32F((float)(destx / dest->width));
-    OUT_CS_32F((float)(desty / dest->height));
-    OUT_CS_32F((float)(srcx  / dest->width));
-    OUT_CS_32F((float)(srcy  / dest->height));
+    OUT_CS_32F(fdestx / dest->width);
+    OUT_CS_32F(fdesty / dest->height);
+    OUT_CS_32F(fsrcx  / src->width);
+    OUT_CS_32F(fsrcy  / src->height);
     /* (x    , y + h) */
-    OUT_CS_32F((float)(destx / dest->width));
-    OUT_CS_32F((float)((desty + h) / dest->height));
-    OUT_CS_32F((float)(srcx  / dest->width));
-    OUT_CS_32F((float)((srcy  + h) / dest->height));
+    OUT_CS_32F(fdestx / dest->width);
+    OUT_CS_32F((fdesty + h) / dest->height);
+    OUT_CS_32F(fsrcx  / src->width);
+    OUT_CS_32F((fsrcy  + h) / src->height);
     /* (x + w, y + h) */
-    OUT_CS_32F((float)((destx + w) / dest->width));
-    OUT_CS_32F((float)((desty + h) / dest->height));
-    OUT_CS_32F((float)((srcx  + w) / dest->width));
-    OUT_CS_32F((float)((srcy  + h) / dest->height));
+    OUT_CS_32F((fdestx + w) / dest->width);
+    OUT_CS_32F((fdesty + h) / dest->height);
+    OUT_CS_32F((fsrcx  + w) / src->width);
+    OUT_CS_32F((fsrcy  + h) / src->height);
     /* (x + w, y    ) */
-    OUT_CS_32F((float)((destx + w) / dest->width));
-    OUT_CS_32F((float)(desty / dest->height));
-    OUT_CS_32F((float)((srcx  + w) / dest->width));
-    OUT_CS_32F((float)(srcy  / dest->height));
+    OUT_CS_32F((fdestx + w) / dest->width);
+    OUT_CS_32F(fdesty / dest->height);
+    OUT_CS_32F((fsrcx  + w) / src->width);
+    OUT_CS_32F(fsrcy  / src->height);
 
     OUT_CS_REG(R300_RB3D_DSTCACHE_CTLSTAT, 0xA);