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-rw-r--r--src/mesa/drivers/dri/i965/gen8_depth_state.c171
1 files changed, 99 insertions, 72 deletions
diff --git a/src/mesa/drivers/dri/i965/gen8_depth_state.c b/src/mesa/drivers/dri/i965/gen8_depth_state.c
index 2c64e5951ce..f30ff289c72 100644
--- a/src/mesa/drivers/dri/i965/gen8_depth_state.c
+++ b/src/mesa/drivers/dri/i965/gen8_depth_state.c
@@ -25,90 +25,44 @@
#include "intel_mipmap_tree.h"
#include "intel_regions.h"
#include "intel_fbo.h"
+#include "intel_resolve_map.h"
#include "brw_context.h"
#include "brw_state.h"
#include "brw_defines.h"
-void
-gen8_emit_depth_stencil_hiz(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depth_offset,
- uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz, bool separate_stencil,
- uint32_t width, uint32_t height,
- uint32_t tile_x, uint32_t tile_y)
+/**
+ * Helper function to emit depth related command packets.
+ */
+static void
+emit_depth_packets(struct brw_context *brw,
+ struct intel_mipmap_tree *depth_mt,
+ uint32_t depthbuffer_format,
+ uint32_t depth_surface_type,
+ bool depth_writable,
+ struct intel_mipmap_tree *stencil_mt,
+ bool stencil_writable,
+ uint32_t stencil_offset,
+ bool hiz,
+ uint32_t width,
+ uint32_t height,
+ uint32_t depth,
+ uint32_t lod,
+ uint32_t min_array_element)
{
- struct gl_context *ctx = &brw->ctx;
- struct gl_framebuffer *fb = ctx->DrawBuffer;
- uint32_t surftype;
- unsigned int depth = 1;
- unsigned int min_array_element;
- GLenum gl_target = GL_TEXTURE_2D;
- unsigned int lod;
- const struct intel_mipmap_tree *mt = depth_mt ? depth_mt : stencil_mt;
- const struct intel_renderbuffer *irb = NULL;
- const struct gl_renderbuffer *rb = NULL;
-
intel_emit_depth_stall_flushes(brw);
- irb = intel_get_renderbuffer(fb, BUFFER_DEPTH);
- if (!irb)
- irb = intel_get_renderbuffer(fb, BUFFER_STENCIL);
- rb = (struct gl_renderbuffer *) irb;
-
- if (rb) {
- depth = MAX2(rb->Depth, 1);
- if (rb->TexImage)
- gl_target = rb->TexImage->TexObject->Target;
- }
-
- switch (gl_target) {
- case GL_TEXTURE_CUBE_MAP_ARRAY:
- case GL_TEXTURE_CUBE_MAP:
- /* The PRM claims that we should use BRW_SURFACE_CUBE for this
- * situation, but experiments show that gl_Layer doesn't work when we do
- * this. So we use BRW_SURFACE_2D, since for rendering purposes this is
- * equivalent.
- */
- surftype = BRW_SURFACE_2D;
- depth *= 6;
- break;
- default:
- surftype = translate_tex_target(gl_target);
- break;
- }
-
- if (fb->MaxNumLayers > 0 || !irb) {
- min_array_element = 0;
- } else if (irb->mt->num_samples > 1) {
- /* Convert physical to logical layer. */
- min_array_element = irb->mt_layer / irb->mt->num_samples;
- } else {
- min_array_element = irb->mt_layer;
- }
-
- lod = irb ? irb->mt_level - irb->mt->first_level : 0;
-
- if (mt) {
- width = mt->logical_width0;
- height = mt->logical_height0;
- }
-
/* _NEW_BUFFERS, _NEW_DEPTH, _NEW_STENCIL */
BEGIN_BATCH(8);
OUT_BATCH(GEN7_3DSTATE_DEPTH_BUFFER << 16 | (8 - 2));
- OUT_BATCH((surftype << 29) |
- ((ctx->Depth.Mask != 0) << 28) |
- ((stencil_mt != NULL && ctx->Stencil._WriteEnabled) << 27) |
- ((hiz ? 1 : 0) << 22) |
- (depthbuffer_format << 18) |
+ OUT_BATCH(depth_surface_type << 29 |
+ (depth_writable ? (1 << 28) : 0) |
+ (stencil_mt != NULL && stencil_writable) << 27 |
+ (hiz ? 1 : 0) << 22 |
+ depthbuffer_format << 18 |
(depth_mt ? depth_mt->region->pitch - 1 : 0));
if (depth_mt) {
OUT_RELOC64(depth_mt->region->bo,
- I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER,
- 0);
+ I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER, 0);
} else {
OUT_BATCH(0);
OUT_BATCH(0);
@@ -165,7 +119,7 @@ gen8_emit_depth_stencil_hiz(struct brw_context *brw,
OUT_BATCH(HSW_STENCIL_ENABLED | (2 * stencil_mt->region->pitch - 1));
OUT_RELOC64(stencil_mt->region->bo,
I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER,
- brw->depthstencil.stencil_offset);
+ stencil_offset);
OUT_BATCH(stencil_mt ? stencil_mt->qpitch >> 2 : 0);
ADVANCE_BATCH();
}
@@ -176,3 +130,76 @@ gen8_emit_depth_stencil_hiz(struct brw_context *brw,
OUT_BATCH(1);
ADVANCE_BATCH();
}
+
+/* Awful vtable-compatible function; should be cleaned up in the future. */
+void
+gen8_emit_depth_stencil_hiz(struct brw_context *brw,
+ struct intel_mipmap_tree *depth_mt,
+ uint32_t depth_offset,
+ uint32_t depthbuffer_format,
+ uint32_t depth_surface_type,
+ struct intel_mipmap_tree *stencil_mt,
+ bool hiz, bool separate_stencil,
+ uint32_t width, uint32_t height,
+ uint32_t tile_x, uint32_t tile_y)
+{
+ struct gl_context *ctx = &brw->ctx;
+ struct gl_framebuffer *fb = ctx->DrawBuffer;
+ uint32_t surftype;
+ unsigned int depth = 1;
+ unsigned int min_array_element;
+ GLenum gl_target = GL_TEXTURE_2D;
+ unsigned int lod;
+ const struct intel_mipmap_tree *mt = depth_mt ? depth_mt : stencil_mt;
+ const struct intel_renderbuffer *irb = NULL;
+ const struct gl_renderbuffer *rb = NULL;
+
+ irb = intel_get_renderbuffer(fb, BUFFER_DEPTH);
+ if (!irb)
+ irb = intel_get_renderbuffer(fb, BUFFER_STENCIL);
+ rb = (struct gl_renderbuffer *) irb;
+
+ if (rb) {
+ depth = MAX2(rb->Depth, 1);
+ if (rb->TexImage)
+ gl_target = rb->TexImage->TexObject->Target;
+ }
+
+ switch (gl_target) {
+ case GL_TEXTURE_CUBE_MAP_ARRAY:
+ case GL_TEXTURE_CUBE_MAP:
+ /* The PRM claims that we should use BRW_SURFACE_CUBE for this
+ * situation, but experiments show that gl_Layer doesn't work when we do
+ * this. So we use BRW_SURFACE_2D, since for rendering purposes this is
+ * equivalent.
+ */
+ surftype = BRW_SURFACE_2D;
+ depth *= 6;
+ break;
+ default:
+ surftype = translate_tex_target(gl_target);
+ break;
+ }
+
+ if (fb->MaxNumLayers > 0 || !irb) {
+ min_array_element = 0;
+ } else if (irb->mt->num_samples > 1) {
+ /* Convert physical to logical layer. */
+ min_array_element = irb->mt_layer / irb->mt->num_samples;
+ } else {
+ min_array_element = irb->mt_layer;
+ }
+
+ lod = irb ? irb->mt_level - irb->mt->first_level : 0;
+
+ if (mt) {
+ width = mt->logical_width0;
+ height = mt->logical_height0;
+ }
+
+ emit_depth_packets(brw, depth_mt, brw_depthbuffer_format(brw), surftype,
+ ctx->Depth.Mask != 0,
+ stencil_mt, ctx->Stencil._WriteEnabled,
+ brw->depthstencil.stencil_offset,
+ hiz, width, height, depth, lod, min_array_element);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 19:08:06 +0000