#ifndef BRW_WM_H
#define BRW_WM_H
+#include <stdbool.h>
-#include "shader/prog_instruction.h"
+#include "program/prog_instruction.h"
#include "brw_context.h"
#include "brw_eu.h"
#define AA_ALWAYS 2
struct brw_wm_prog_key {
- GLuint source_depth_reg:3;
- GLuint aa_dest_stencil_reg:3;
- GLuint dest_depth_reg:3;
- GLuint nr_depth_regs:3;
- GLuint computes_depth:1; /* could be derived from program string */
- GLuint source_depth_to_render_target:1;
+ uint8_t iz_lookup;
+ GLuint stats_wm:1;
GLuint flat_shade:1;
- GLuint linear_color:1; /**< linear interpolation vs perspective interp */
- GLuint runtime_check_aads_emit:1;
- GLuint nr_color_regions:2;
-
+ GLuint nr_color_regions:5;
+ GLuint render_to_fbo:1;
+ GLuint alpha_test:1;
+ GLuint clamp_fragment_color:1;
+ GLuint line_aa:2;
+
+ /**
+ * Per-sampler comparison functions:
+ *
+ * If comparison mode is GL_COMPARE_R_TO_TEXTURE, then this is set to one
+ * of GL_NEVER, GL_LESS, GL_EQUAL, GL_LEQUAL, GL_GREATER, GL_NOTEQUAL,
+ * GL_GEQUAL, or GL_ALWAYS. Otherwise (comparison mode is GL_NONE), this
+ * field is irrelevant so it's left as GL_NONE (0).
+ *
+ * While this is a GLenum, all possible values fit in 16-bits.
+ */
+ uint16_t compare_funcs[BRW_MAX_TEX_UNIT];
+
GLbitfield proj_attrib_mask; /**< one bit per fragment program attribute */
- GLuint shadowtex_mask:16;
GLuint yuvtex_mask:16;
GLuint yuvtex_swap_mask:16; /* UV swaped */
+ uint16_t gl_clamp_mask[3];
GLushort tex_swizzles[BRW_MAX_TEX_UNIT];
-
GLushort drawable_height;
GLbitfield64 vp_outputs_written;
GLuint program_string_id:32;
GLuint saturate:1;
GLuint writemask:4;
GLuint tex_unit:4; /* texture unit for TEX, TXD, TXP instructions */
- GLuint tex_idx:3; /* TEXTURE_1D,2D,3D,CUBE,RECT_INDEX source target */
+ GLuint tex_idx:4; /* TEXTURE_1D,2D,3D,CUBE,RECT_INDEX source target */
GLuint tex_shadow:1; /* do shadow comparison? */
GLuint eot:1; /* End of thread indicator for FB_WRITE*/
GLuint target:10; /* target binding table index for FB_WRITE*/
#define MAX_WM_OPCODE (MAX_OPCODE + 9)
#define PROGRAM_PAYLOAD (PROGRAM_FILE_MAX)
+#define NUM_FILES (PROGRAM_PAYLOAD + 1)
+
#define PAYLOAD_DEPTH (FRAG_ATTRIB_MAX)
+#define PAYLOAD_W (FRAG_ATTRIB_MAX + 1)
+#define PAYLOAD_FP_REG_MAX (FRAG_ATTRIB_MAX + 2)
struct brw_wm_compile {
struct brw_compile func;
PASS2_DONE
} state;
+ uint8_t source_depth_reg;
+ uint8_t source_w_reg;
+ uint8_t aa_dest_stencil_reg;
+ uint8_t dest_depth_reg;
+ uint8_t barycentric_coord_reg[BRW_WM_BARYCENTRIC_INTERP_MODE_COUNT];
+ uint8_t nr_payload_regs;
+ GLuint computes_depth:1; /* could be derived from program string */
+ GLuint source_depth_to_render_target:1;
+ GLuint runtime_check_aads_emit:1;
+
/* Initial pass - translate fp instructions to fp instructions,
* simplifying and adding instructions for interpolation and
* framebuffer writes.
GLuint nr_fp_insns;
GLuint fp_temp;
GLuint fp_interp_emitted;
- GLuint fp_fragcolor_emitted;
struct prog_src_register pixel_xy;
struct prog_src_register delta_xy;
} payload;
- const struct brw_wm_ref *pass0_fp_reg[PROGRAM_PAYLOAD+1][256][4];
+ const struct brw_wm_ref *pass0_fp_reg[NUM_FILES][256][4];
struct brw_wm_ref undef_ref;
struct brw_wm_value undef_value;
GLuint cur_inst; /**< index of current instruction */
- GLboolean out_of_regs; /**< ran out of GRF registers? */
+ bool out_of_regs; /**< ran out of GRF registers? */
/** Mapping from Mesa registers to hardware registers */
struct {
- GLboolean inited;
+ bool inited;
struct brw_reg reg;
- } wm_regs[PROGRAM_PAYLOAD+1][256][4];
+ } wm_regs[NUM_FILES][256][4];
- GLboolean used_grf[BRW_WM_MAX_GRF];
+ bool used_grf[BRW_WM_MAX_GRF];
GLuint first_free_grf;
struct brw_reg stack;
struct brw_reg emit_mask_reg;
void brw_wm_pass1( struct brw_wm_compile *c );
void brw_wm_pass2( struct brw_wm_compile *c );
void brw_wm_emit( struct brw_wm_compile *c );
-GLboolean brw_wm_arg_can_be_immediate(enum prog_opcode, int arg);
+bool brw_wm_arg_can_be_immediate(enum prog_opcode, int arg);
void brw_wm_print_value( struct brw_wm_compile *c,
struct brw_wm_value *value );
void brw_wm_print_program( struct brw_wm_compile *c,
const char *stage );
-void brw_wm_lookup_iz( GLuint line_aa,
- GLuint lookup,
- GLboolean ps_uses_depth,
- struct brw_wm_prog_key *key );
+void brw_wm_lookup_iz(struct intel_context *intel,
+ struct brw_wm_compile *c);
-GLboolean brw_wm_is_glsl(const struct gl_fragment_program *fp);
-void brw_wm_glsl_emit(struct brw_context *brw, struct brw_wm_compile *c);
+bool brw_wm_fs_emit(struct brw_context *brw, struct brw_wm_compile *c,
+ struct gl_shader_program *prog);
/* brw_wm_emit.c */
void emit_alu1(struct brw_compile *p,
void emit_ddxy(struct brw_compile *p,
const struct brw_reg *dst,
GLuint mask,
- GLboolean is_ddx,
+ bool is_ddx,
const struct brw_reg *arg0);
void emit_delta_xy(struct brw_compile *p,
const struct brw_reg *dst,
GLuint mask,
const struct brw_reg *arg0);
+void emit_dp2(struct brw_compile *p,
+ const struct brw_reg *dst,
+ GLuint mask,
+ const struct brw_reg *arg0,
+ const struct brw_reg *arg1);
void emit_dp3(struct brw_compile *p,
const struct brw_reg *dst,
GLuint mask,
GLuint cond,
const struct brw_reg *arg0,
const struct brw_reg *arg1);
+void emit_sign(struct brw_compile *p,
+ const struct brw_reg *dst,
+ GLuint mask,
+ const struct brw_reg *arg0);
void emit_tex(struct brw_wm_compile *c,
struct brw_reg *dst,
GLuint dst_flags,
struct brw_reg depth_payload,
GLuint tex_idx,
GLuint sampler,
- GLboolean shadow);
+ bool shadow);
void emit_txb(struct brw_wm_compile *c,
struct brw_reg *dst,
GLuint dst_flags,
const struct brw_reg *arg0,
const struct brw_reg *arg1);
+GLboolean brw_link_shader(struct gl_context *ctx, struct gl_shader_program *prog);
+struct gl_shader *brw_new_shader(struct gl_context *ctx, GLuint name, GLuint type);
+struct gl_shader_program *brw_new_shader_program(struct gl_context *ctx, GLuint name);
+
+bool brw_color_buffer_write_enabled(struct brw_context *brw);
+bool brw_render_target_supported(gl_format format);
+void brw_wm_payload_setup(struct brw_context *brw,
+ struct brw_wm_compile *c);
+bool do_wm_prog(struct brw_context *brw,
+ struct gl_shader_program *prog,
+ struct brw_fragment_program *fp,
+ struct brw_wm_prog_key *key);
+
#endif