diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm.h | 3 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_wm_state.c | 41 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/gen6_wm_state.c | 9 |
3 files changed, 49 insertions, 4 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_wm.h b/src/mesa/drivers/dri/i965/brw_wm.h index a094c45a7e..99bd15c187 100644 --- a/src/mesa/drivers/dri/i965/brw_wm.h +++ b/src/mesa/drivers/dri/i965/brw_wm.h @@ -33,6 +33,7 @@ #ifndef BRW_WM_H #define BRW_WM_H +#include <stdbool.h> #include "program/prog_instruction.h" #include "brw_context.h" @@ -473,4 +474,6 @@ 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); + #endif diff --git a/src/mesa/drivers/dri/i965/brw_wm_state.c b/src/mesa/drivers/dri/i965/brw_wm_state.c index 817adefb0c..411204e704 100644 --- a/src/mesa/drivers/dri/i965/brw_wm_state.c +++ b/src/mesa/drivers/dri/i965/brw_wm_state.c @@ -52,9 +52,36 @@ struct brw_wm_unit_key { unsigned int nr_surfaces, sampler_count; GLboolean uses_depth, computes_depth, uses_kill, is_glsl; GLboolean polygon_stipple, stats_wm, line_stipple, offset_enable; + GLboolean color_write_enable; GLfloat offset_units, offset_factor; }; +bool +brw_color_buffer_write_enabled(struct brw_context *brw) +{ + struct gl_context *ctx = &brw->intel.ctx; + const struct gl_fragment_program *fp = brw->fragment_program; + int i; + + /* _NEW_BUFFERS */ + for (i = 0; i < ctx->DrawBuffer->_NumColorDrawBuffers; i++) { + struct gl_renderbuffer *rb = ctx->DrawBuffer->_ColorDrawBuffers[i]; + + /* _NEW_COLOR */ + if (rb && + (fp->Base.OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_COLOR) || + fp->Base.OutputsWritten & BITFIELD64_BIT(FRAG_RESULT_DATA0 + i)) && + (ctx->Color.ColorMask[i][0] || + ctx->Color.ColorMask[i][1] || + ctx->Color.ColorMask[i][2] || + ctx->Color.ColorMask[i][3])) { + return true; + } + } + + return false; +} + static void wm_unit_populate_key(struct brw_context *brw, struct brw_wm_unit_key *key) { @@ -100,6 +127,9 @@ wm_unit_populate_key(struct brw_context *brw, struct brw_wm_unit_key *key) if (brw->state.depth_region == NULL) key->computes_depth = 0; + /* _NEW_BUFFERS | _NEW_COLOR */ + key->color_write_enable = brw_color_buffer_write_enabled(brw); + /* _NEW_COLOR */ key->uses_kill = fp->UsesKill || ctx->Color.AlphaEnabled; key->is_glsl = bfp->isGLSL; @@ -188,7 +218,13 @@ wm_unit_create_from_key(struct brw_context *brw, struct brw_wm_unit_key *key, wm.wm5.enable_16_pix = 1; wm.wm5.max_threads = brw->wm_max_threads - 1; - wm.wm5.thread_dispatch_enable = 1; /* AKA: color_write */ + + if (key->color_write_enable || + key->uses_kill || + key->computes_depth) { + wm.wm5.thread_dispatch_enable = 1; + } + wm.wm5.legacy_line_rast = 0; wm.wm5.legacy_global_depth_bias = 0; wm.wm5.early_depth_test = 1; /* never need to disable */ @@ -293,7 +329,8 @@ const struct brw_tracked_state brw_wm_unit = { _NEW_POLYGONSTIPPLE | _NEW_LINE | _NEW_COLOR | - _NEW_DEPTH), + _NEW_DEPTH | + _NEW_BUFFERS), .brw = (BRW_NEW_FRAGMENT_PROGRAM | BRW_NEW_CURBE_OFFSETS | diff --git a/src/mesa/drivers/dri/i965/gen6_wm_state.c b/src/mesa/drivers/dri/i965/gen6_wm_state.c index 7ef99eea62..21059be965 100644 --- a/src/mesa/drivers/dri/i965/gen6_wm_state.c +++ b/src/mesa/drivers/dri/i965/gen6_wm_state.c @@ -29,6 +29,7 @@ #include "brw_state.h" #include "brw_defines.h" #include "brw_util.h" +#include "brw_wm.h" #include "program/prog_parameter.h" #include "program/prog_statevars.h" #include "intel_batchbuffer.h" @@ -123,7 +124,6 @@ upload_wm_state(struct brw_context *brw) GEN6_WM_DISPATCH_START_GRF_SHIFT_0); dw5 |= (40 - 1) << GEN6_WM_MAX_THREADS_SHIFT; - dw5 |= GEN6_WM_DISPATCH_ENABLE; /* BRW_NEW_FRAGMENT_PROGRAM */ if (fp->isGLSL) @@ -149,6 +149,11 @@ upload_wm_state(struct brw_context *brw) if (fp->program.UsesKill || ctx->Color.AlphaEnabled) dw5 |= GEN6_WM_KILL_ENABLE; + if (brw_color_buffer_write_enabled(brw) || + dw5 & (GEN6_WM_KILL_ENABLE | GEN6_WM_COMPUTED_DEPTH)) { + dw5 |= GEN6_WM_DISPATCH_ENABLE; + } + dw6 |= GEN6_WM_PERSPECTIVE_PIXEL_BARYCENTRIC; dw6 |= brw_count_bits(brw->fragment_program->Base.InputsRead) << @@ -169,7 +174,7 @@ upload_wm_state(struct brw_context *brw) const struct brw_tracked_state gen6_wm_state = { .dirty = { - .mesa = (_NEW_LINE | _NEW_POLYGONSTIPPLE | _NEW_COLOR | + .mesa = (_NEW_LINE | _NEW_POLYGONSTIPPLE | _NEW_COLOR | _NEW_BUFFERS | _NEW_PROGRAM_CONSTANTS), .brw = (BRW_NEW_CURBE_OFFSETS | BRW_NEW_FRAGMENT_PROGRAM | |