#include <stdint.h>
+#include "brw_context.h"
#include "intel_mipmap_tree.h"
struct brw_context;
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void
+brw_blorp_blit_miptrees(struct brw_context *brw,
+ struct intel_mipmap_tree *src_mt,
+ unsigned src_level, unsigned src_layer,
+ struct intel_mipmap_tree *dst_mt,
+ unsigned dst_level, unsigned dst_layer,
+ float src_x0, float src_y0,
+ float src_x1, float src_y1,
+ float dst_x0, float dst_y0,
+ float dst_x1, float dst_y1,
+ GLenum filter, bool mirror_x, bool mirror_y);
+
+bool
+brw_blorp_clear_color(struct brw_context *brw, struct gl_framebuffer *fb,
+ bool partial_clear);
+
+void
+brw_blorp_resolve_color(struct brw_context *brw,
+ struct intel_mipmap_tree *mt);
+
+#ifdef __cplusplus
+} /* end extern "C" */
/**
- * For an overview of the HiZ operations, see the following sections of the
- * Sandy Bridge PRM, Volume 1, Part2:
- * - 7.5.3.1 Depth Buffer Clear
- * - 7.5.3.2 Depth Buffer Resolve
- * - 7.5.3.3 Hierarchical Depth Buffer Resolve
+ * Binding table indices used by BLORP.
*/
-enum gen6_hiz_op {
- GEN6_HIZ_OP_DEPTH_CLEAR,
- GEN6_HIZ_OP_DEPTH_RESOLVE,
- GEN6_HIZ_OP_HIZ_RESOLVE,
- GEN6_HIZ_OP_NONE,
+enum {
+ BRW_BLORP_TEXTURE_BINDING_TABLE_INDEX,
+ BRW_BLORP_RENDERBUFFER_BINDING_TABLE_INDEX,
+ BRW_BLORP_NUM_BINDING_TABLE_ENTRIES
};
+
class brw_blorp_mip_info
{
public:
void set(struct intel_mipmap_tree *mt,
unsigned int level, unsigned int layer);
- void get_draw_offsets(uint32_t *draw_x, uint32_t *draw_y) const;
-
- void get_miplevel_dims(uint32_t *width, uint32_t *height) const
- {
- *width = mt->level[level].width;
- *height = mt->level[level].height;
- }
struct intel_mipmap_tree *mt;
- unsigned int level;
- unsigned int layer;
+
+ /**
+ * The miplevel to use.
+ */
+ uint32_t level;
+
+ /**
+ * The 2D layer within the miplevel. Combined, level and layer define the
+ * 2D miptree slice to use.
+ */
+ uint32_t layer;
+
+ /**
+ * Width of the miplevel to be used. For surfaces using
+ * INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not pixels.
+ */
+ uint32_t width;
+
+ /**
+ * Height of the miplevel to be used. For surfaces using
+ * INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not pixels.
+ */
+ uint32_t height;
+
+ /**
+ * X offset within the surface to texture from (or render to). For
+ * surfaces using INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not
+ * pixels.
+ */
+ uint32_t x_offset;
+
+ /**
+ * Y offset within the surface to texture from (or render to). For
+ * surfaces using INTEL_MSAA_LAYOUT_IMS, this is measured in samples, not
+ * pixels.
+ */
+ uint32_t y_offset;
};
+class brw_blorp_surface_info : public brw_blorp_mip_info
+{
+public:
+ brw_blorp_surface_info();
+
+ void set(struct brw_context *brw,
+ struct intel_mipmap_tree *mt,
+ unsigned int level, unsigned int layer);
+
+ uint32_t compute_tile_offsets(uint32_t *tile_x, uint32_t *tile_y) const;
+
+ /* Setting this flag indicates that the buffer's contents are W-tiled
+ * stencil data, but the surface state should be set up for Y tiled
+ * MESA_FORMAT_R8 data (this is necessary because surface states don't
+ * support W tiling).
+ *
+ * Since W tiles are 64 pixels wide by 64 pixels high, whereas Y tiles of
+ * MESA_FORMAT_R8 data are 128 pixels wide by 32 pixels high, the width and
+ * pitch stored in the surface state will be multiplied by 2, and the
+ * height will be halved. Also, since W and Y tiles store their data in a
+ * different order, the width and height will be rounded up to a multiple
+ * of the tile size, to ensure that the WM program can access the full
+ * width and height of the buffer.
+ */
+ bool map_stencil_as_y_tiled;
+
+ unsigned num_samples;
+
+ /* Setting this flag indicates that the surface should be set up in
+ * ARYSPC_LOD0 mode. Ignored prior to Gen7.
+ */
+ bool array_spacing_lod0;
+
+ /**
+ * Format that should be used when setting up the surface state for this
+ * surface. Should correspond to one of the BRW_SURFACEFORMAT_* enums.
+ */
+ uint32_t brw_surfaceformat;
+
+ /**
+ * For MSAA surfaces, MSAA layout that should be used when setting up the
+ * surface state for this surface.
+ */
+ intel_msaa_layout msaa_layout;
+};
+
+
+struct brw_blorp_coord_transform_params
+{
+ void setup(GLfloat src0, GLfloat src1, GLfloat dst0, GLfloat dst1,
+ bool mirror);
+
+ float multiplier;
+ float offset;
+};
+
+
+struct brw_blorp_wm_push_constants
+{
+ uint32_t dst_x0;
+ uint32_t dst_x1;
+ uint32_t dst_y0;
+ uint32_t dst_y1;
+ /* Top right coordinates of the rectangular grid used for scaled blitting */
+ float rect_grid_x1;
+ float rect_grid_y1;
+ brw_blorp_coord_transform_params x_transform;
+ brw_blorp_coord_transform_params y_transform;
+ /* Pad out to an integral number of registers */
+ uint32_t pad[6];
+};
+
+/* Every 32 bytes of push constant data constitutes one GEN register. */
+const unsigned int BRW_BLORP_NUM_PUSH_CONST_REGS =
+ sizeof(brw_blorp_wm_push_constants) / 32;
+
+struct brw_blorp_prog_data
+{
+ unsigned int first_curbe_grf;
+
+ /**
+ * True if the WM program should be run in MSDISPMODE_PERSAMPLE with more
+ * than one sample per pixel.
+ */
+ bool persample_msaa_dispatch;
+};
+
+
+enum gen7_fast_clear_op {
+ GEN7_FAST_CLEAR_OP_NONE,
+ GEN7_FAST_CLEAR_OP_FAST_CLEAR,
+ GEN7_FAST_CLEAR_OP_RESOLVE,
+};
+
+
class brw_blorp_params
{
public:
brw_blorp_params();
- void exec(struct intel_context *intel) const;
+ virtual uint32_t get_wm_prog(struct brw_context *brw,
+ brw_blorp_prog_data **prog_data) const = 0;
uint32_t x0;
uint32_t y0;
uint32_t y1;
brw_blorp_mip_info depth;
uint32_t depth_format;
+ brw_blorp_surface_info src;
+ brw_blorp_surface_info dst;
enum gen6_hiz_op hiz_op;
+ enum gen7_fast_clear_op fast_clear_op;
+ unsigned num_samples;
+ bool use_wm_prog;
+ brw_blorp_wm_push_constants wm_push_consts;
+ bool color_write_disable[4];
};
+
+void
+brw_blorp_exec(struct brw_context *brw, const brw_blorp_params *params);
+
+
/**
* Parameters for a HiZ or depth resolve operation.
*
brw_hiz_op_params(struct intel_mipmap_tree *mt,
unsigned int level, unsigned int layer,
gen6_hiz_op op);
+
+ virtual uint32_t get_wm_prog(struct brw_context *brw,
+ brw_blorp_prog_data **prog_data) const;
+};
+
+struct brw_blorp_blit_prog_key
+{
+ /* Number of samples per pixel that have been configured in the surface
+ * state for texturing from.
+ */
+ unsigned tex_samples;
+
+ /* MSAA layout that has been configured in the surface state for texturing
+ * from.
+ */
+ intel_msaa_layout tex_layout;
+
+ /* Actual number of samples per pixel in the source image. */
+ unsigned src_samples;
+
+ /* Actual MSAA layout used by the source image. */
+ intel_msaa_layout src_layout;
+
+ /* Number of samples per pixel that have been configured in the render
+ * target.
+ */
+ unsigned rt_samples;
+
+ /* MSAA layout that has been configured in the render target. */
+ intel_msaa_layout rt_layout;
+
+ /* Actual number of samples per pixel in the destination image. */
+ unsigned dst_samples;
+
+ /* Actual MSAA layout used by the destination image. */
+ intel_msaa_layout dst_layout;
+
+ /* Type of the data to be read from the texture (one of
+ * BRW_REGISTER_TYPE_{UD,D,F}).
+ */
+ unsigned texture_data_type;
+
+ /* True if the source image is W tiled. If true, the surface state for the
+ * source image must be configured as Y tiled, and tex_samples must be 0.
+ */
+ bool src_tiled_w;
+
+ /* True if the destination image is W tiled. If true, the surface state
+ * for the render target must be configured as Y tiled, and rt_samples must
+ * be 0.
+ */
+ bool dst_tiled_w;
+
+ /* True if all source samples should be blended together to produce each
+ * destination pixel. If true, src_tiled_w must be false, tex_samples must
+ * equal src_samples, and tex_samples must be nonzero.
+ */
+ bool blend;
+
+ /* True if the rectangle being sent through the rendering pipeline might be
+ * larger than the destination rectangle, so the WM program should kill any
+ * pixels that are outside the destination rectangle.
+ */
+ bool use_kill;
+
+ /**
+ * True if the WM program should be run in MSDISPMODE_PERSAMPLE with more
+ * than one sample per pixel.
+ */
+ bool persample_msaa_dispatch;
+
+ /* True for scaled blitting. */
+ bool blit_scaled;
+
+ /* Scale factors between the pixel grid and the grid of samples. We're
+ * using grid of samples for bilinear filetring in multisample scaled blits.
+ */
+ float x_scale;
+ float y_scale;
+
+ /* True for blits with filter = GL_LINEAR. */
+ bool bilinear_filter;
+};
+
+class brw_blorp_blit_params : public brw_blorp_params
+{
+public:
+ brw_blorp_blit_params(struct brw_context *brw,
+ struct intel_mipmap_tree *src_mt,
+ unsigned src_level, unsigned src_layer,
+ struct intel_mipmap_tree *dst_mt,
+ unsigned dst_level, unsigned dst_layer,
+ GLfloat src_x0, GLfloat src_y0,
+ GLfloat src_x1, GLfloat src_y1,
+ GLfloat dst_x0, GLfloat dst_y0,
+ GLfloat dst_x1, GLfloat dst_y1,
+ GLenum filter, bool mirror_x, bool mirror_y);
+
+ virtual uint32_t get_wm_prog(struct brw_context *brw,
+ brw_blorp_prog_data **prog_data) const;
+
+private:
+ brw_blorp_blit_prog_key wm_prog_key;
};
/**
gen6_blorp_emit_batch_head(struct brw_context *brw,
const brw_blorp_params *params);
+void
+gen6_blorp_emit_state_base_address(struct brw_context *brw,
+ const brw_blorp_params *params);
+
void
gen6_blorp_emit_vertices(struct brw_context *brw,
const brw_blorp_params *params);
+uint32_t
+gen6_blorp_emit_blend_state(struct brw_context *brw,
+ const brw_blorp_params *params);
+
+uint32_t
+gen6_blorp_emit_cc_state(struct brw_context *brw,
+ const brw_blorp_params *params);
+
+uint32_t
+gen6_blorp_emit_wm_constants(struct brw_context *brw,
+ const brw_blorp_params *params);
+
void
+gen6_blorp_emit_vs_disable(struct brw_context *brw,
+ const brw_blorp_params *params);
+
+uint32_t
+gen6_blorp_emit_binding_table(struct brw_context *brw,
+ const brw_blorp_params *params,
+ uint32_t wm_surf_offset_renderbuffer,
+ uint32_t wm_surf_offset_texture);
+
+uint32_t
gen6_blorp_emit_depth_stencil_state(struct brw_context *brw,
- const brw_blorp_params *params,
- uint32_t *out_offset);
+ const brw_blorp_params *params);
+
+void
+gen6_blorp_emit_gs_disable(struct brw_context *brw,
+ const brw_blorp_params *params);
+
+void
+gen6_blorp_emit_clip_disable(struct brw_context *brw,
+ const brw_blorp_params *params);
+
+void
+gen6_blorp_emit_drawing_rectangle(struct brw_context *brw,
+ const brw_blorp_params *params);
/** \} */
+
+#endif /* __cplusplus */