diff options
| author | Glenn Kennard <[email protected]> | 2014-08-15 10:30:58 +0200 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2014-08-15 12:23:06 +0200 |
| commit | afa7df9b78c0e7b14d2069faa8bc83aa2548b8e5 (patch) | |
| tree | e71382ef5b1e3007e0a191b96bee59e2d80f0185 /src/gallium/drivers/r600 | |
| parent | f1370fed2cfea49c40c259d40d1a26402fc5dd56 (diff) | |
r600g: Implement ARB_derivative_control
Requires Evergreen/Cayman
marek: update release notes
Signed-off-by: Glenn Kennard <[email protected]>
Signed-off-by: Marek Olšák <[email protected]>
Diffstat (limited to 'src/gallium/drivers/r600')
| -rw-r--r-- | src/gallium/drivers/r600/r600_pipe.c | 2 | ||||
| -rw-r--r-- | src/gallium/drivers/r600/r600_shader.c | 20 |
2 files changed, 12 insertions, 10 deletions
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c index 8a5ba7951bb..bf52a192c9c 100644 --- a/src/gallium/drivers/r600/r600_pipe.c +++ b/src/gallium/drivers/r600/r600_pipe.c @@ -305,6 +305,7 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param) case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT: case PIPE_CAP_TEXTURE_GATHER_SM5: case PIPE_CAP_TEXTURE_QUERY_LOD: + case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE: return family >= CHIP_CEDAR ? 1 : 0; case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS: return family >= CHIP_CEDAR ? 4 : 0; @@ -319,7 +320,6 @@ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param) case PIPE_CAP_SAMPLE_SHADING: case PIPE_CAP_TEXTURE_GATHER_OFFSETS: case PIPE_CAP_DRAW_INDIRECT: - case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE: return 0; /* Stream output. */ diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index 481e9eb29b1..3f089b4f7d9 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -5319,6 +5319,11 @@ static int tgsi_tex(struct r600_shader_ctx *ctx) tex.src_gpr = src_gpr; tex.dst_gpr = ctx->file_offset[inst->Dst[0].Register.File] + inst->Dst[0].Register.Index; + if (inst->Instruction.Opcode == TGSI_OPCODE_DDX_FINE || + inst->Instruction.Opcode == TGSI_OPCODE_DDY_FINE) { + tex.inst_mod = 1; /* per pixel gradient calculation instead of per 2x2 quad */ + } + if (inst->Instruction.Opcode == TGSI_OPCODE_TG4) { int8_t texture_component_select = ctx->literals[4 * inst->Src[1].Register.Index + inst->Src[1].Register.SwizzleX]; tex.inst_mod = texture_component_select; @@ -6789,9 +6794,8 @@ static struct r600_shader_tgsi_instruction r600_shader_tgsi_instruction[] = { {76, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ELSE, 0, ALU_OP0_NOP, tgsi_else}, {TGSI_OPCODE_ENDIF, 0, ALU_OP0_NOP, tgsi_endif}, - /* gap */ - {79, 0, ALU_OP0_NOP, tgsi_unsupported}, - {80, 0, ALU_OP0_NOP, tgsi_unsupported}, + {TGSI_OPCODE_DDX_FINE, 0, ALU_OP0_NOP, tgsi_unsupported}, + {TGSI_OPCODE_DDY_FINE, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_PUSHA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_POPA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CEIL, 0, ALU_OP1_CEIL, tgsi_op2}, @@ -6992,9 +6996,8 @@ static struct r600_shader_tgsi_instruction eg_shader_tgsi_instruction[] = { {76, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ELSE, 0, ALU_OP0_NOP, tgsi_else}, {TGSI_OPCODE_ENDIF, 0, ALU_OP0_NOP, tgsi_endif}, - /* gap */ - {79, 0, ALU_OP0_NOP, tgsi_unsupported}, - {80, 0, ALU_OP0_NOP, tgsi_unsupported}, + {TGSI_OPCODE_DDX_FINE, 0, FETCH_OP_GET_GRADIENTS_H, tgsi_tex}, + {TGSI_OPCODE_DDY_FINE, 0, FETCH_OP_GET_GRADIENTS_V, tgsi_tex}, {TGSI_OPCODE_PUSHA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_POPA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CEIL, 0, ALU_OP1_CEIL, tgsi_op2}, @@ -7195,9 +7198,8 @@ static struct r600_shader_tgsi_instruction cm_shader_tgsi_instruction[] = { {76, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_ELSE, 0, ALU_OP0_NOP, tgsi_else}, {TGSI_OPCODE_ENDIF, 0, ALU_OP0_NOP, tgsi_endif}, - /* gap */ - {79, 0, ALU_OP0_NOP, tgsi_unsupported}, - {80, 0, ALU_OP0_NOP, tgsi_unsupported}, + {TGSI_OPCODE_DDX_FINE, 0, FETCH_OP_GET_GRADIENTS_H, tgsi_tex}, + {TGSI_OPCODE_DDY_FINE, 0, FETCH_OP_GET_GRADIENTS_V, tgsi_tex}, {TGSI_OPCODE_PUSHA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_POPA, 0, ALU_OP0_NOP, tgsi_unsupported}, {TGSI_OPCODE_CEIL, 0, ALU_OP1_CEIL, tgsi_op2}, |