/**************************************************************************
*
- * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007-2008 VMware, Inc.
* All Rights Reserved.
* Copyright 2009-2010 VMware, Inc. All rights Reserved.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#include "pipe/p_compiler.h"
#include "pipe/p_state.h"
+#include "pipe/p_shader_tokens.h"
#if defined __cplusplus
extern "C" {
#endif
+#define TGSI_CHAN_X 0
+#define TGSI_CHAN_Y 1
+#define TGSI_CHAN_Z 2
+#define TGSI_CHAN_W 3
-#define NUM_CHANNELS 4 /* R,G,B,A */
-#define QUAD_SIZE 4 /* 4 pixel/quad */
+#define TGSI_NUM_CHANNELS 4 /* R,G,B,A */
+#define TGSI_QUAD_SIZE 4 /* 4 pixel/quad */
+
+#define TGSI_FOR_EACH_CHANNEL( CHAN )\
+ for (CHAN = 0; CHAN < TGSI_NUM_CHANNELS; CHAN++)
+
+#define TGSI_IS_DST0_CHANNEL_ENABLED( INST, CHAN )\
+ ((INST)->Dst[0].Register.WriteMask & (1 << (CHAN)))
+
+#define TGSI_IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN )\
+ if (TGSI_IS_DST0_CHANNEL_ENABLED( INST, CHAN ))
+
+#define TGSI_FOR_EACH_DST0_ENABLED_CHANNEL( INST, CHAN )\
+ TGSI_FOR_EACH_CHANNEL( CHAN )\
+ TGSI_IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN )
/**
*/
union tgsi_exec_channel
{
- float f[QUAD_SIZE];
- int i[QUAD_SIZE];
- unsigned u[QUAD_SIZE];
+ float f[TGSI_QUAD_SIZE];
+ int i[TGSI_QUAD_SIZE];
+ unsigned u[TGSI_QUAD_SIZE];
};
/**
*/
struct tgsi_exec_vector
{
- union tgsi_exec_channel xyzw[NUM_CHANNELS];
+ union tgsi_exec_channel xyzw[TGSI_NUM_CHANNELS];
};
/**
*/
struct tgsi_interp_coef
{
- float a0[NUM_CHANNELS]; /* in an xyzw layout */
- float dadx[NUM_CHANNELS];
- float dady[NUM_CHANNELS];
+ float a0[TGSI_NUM_CHANNELS]; /* in an xyzw layout */
+ float dadx[TGSI_NUM_CHANNELS];
+ float dady[TGSI_NUM_CHANNELS];
};
enum tgsi_sampler_control {
+ tgsi_sampler_lod_none,
tgsi_sampler_lod_bias,
- tgsi_sampler_lod_explicit
+ tgsi_sampler_lod_explicit,
+ tgsi_sampler_lod_zero,
+ tgsi_sampler_derivs_explicit,
+ tgsi_sampler_gather,
};
/**
struct tgsi_sampler
{
/** Get samples for four fragments in a quad */
+ /* this interface contains 5 sets of channels that vary
+ * depending on the sampler.
+ * s - the first texture coordinate for sampling.
+ * t - the second texture coordinate for sampling - unused for 1D,
+ layer for 1D arrays.
+ * r - the third coordinate for sampling for 3D, cube, cube arrays,
+ * layer for 2D arrays. Compare value for 1D/2D shadows.
+ * c0 - Compare value for shadow cube and shadow 2d arrays,
+ * layer for cube arrays.
+ * derivs - explicit derivatives.
+ * offset - texel offsets
+ * lod - lod value, except for shadow cube arrays (compare value there).
+ */
void (*get_samples)(struct tgsi_sampler *sampler,
- const float s[QUAD_SIZE],
- const float t[QUAD_SIZE],
- const float p[QUAD_SIZE],
- const float c0[QUAD_SIZE],
+ const unsigned sview_index,
+ const unsigned sampler_index,
+ const float s[TGSI_QUAD_SIZE],
+ const float t[TGSI_QUAD_SIZE],
+ const float r[TGSI_QUAD_SIZE],
+ const float c0[TGSI_QUAD_SIZE],
+ const float c1[TGSI_QUAD_SIZE],
+ float derivs[3][2][TGSI_QUAD_SIZE],
+ const int8_t offset[3],
enum tgsi_sampler_control control,
- float rgba[NUM_CHANNELS][QUAD_SIZE]);
+ float rgba[TGSI_NUM_CHANNELS][TGSI_QUAD_SIZE]);
+ void (*get_dims)(struct tgsi_sampler *sampler,
+ const unsigned sview_index,
+ int level, int dims[4]);
+ void (*get_texel)(struct tgsi_sampler *sampler,
+ const unsigned sview_index,
+ const int i[TGSI_QUAD_SIZE],
+ const int j[TGSI_QUAD_SIZE], const int k[TGSI_QUAD_SIZE],
+ const int lod[TGSI_QUAD_SIZE], const int8_t offset[3],
+ float rgba[TGSI_NUM_CHANNELS][TGSI_QUAD_SIZE]);
};
-#define TGSI_EXEC_NUM_TEMPS 128
+#define TGSI_EXEC_NUM_TEMPS 4096
#define TGSI_EXEC_NUM_IMMEDIATES 256
-#define TGSI_EXEC_NUM_TEMP_ARRAYS 8
/*
* Locations of various utility registers (_I = Index, _C = Channel)
#define TGSI_EXEC_NUM_TEMP_R 4
#define TGSI_EXEC_TEMP_ADDR (TGSI_EXEC_NUM_TEMPS + 8)
-#define TGSI_EXEC_NUM_ADDRS 1
/* predicate register */
#define TGSI_EXEC_TEMP_P0 (TGSI_EXEC_NUM_TEMPS + 9)
* input register files, this is the stride between two 1D
* arrays.
*/
-#define TGSI_EXEC_MAX_INPUT_ATTRIBS 17
+#define TGSI_EXEC_MAX_INPUT_ATTRIBS PIPE_MAX_SHADER_INPUTS
-/* The maximum number of constant vectors per constant buffer.
+/* The maximum number of bytes per constant buffer.
*/
-#define TGSI_EXEC_MAX_CONST_BUFFER 4096
+#define TGSI_EXEC_MAX_CONST_BUFFER_SIZE (4096 * sizeof(float[4]))
/* The maximum number of vertices per primitive */
#define TGSI_MAX_PRIM_VERTICES 6
/* The maximum total number of vertices */
#define TGSI_MAX_TOTAL_VERTICES (TGSI_MAX_PRIM_VERTICES * TGSI_MAX_PRIMITIVES * PIPE_MAX_ATTRIBS)
+#define TGSI_MAX_MISC_INPUTS 8
+
/** function call/activation record */
struct tgsi_call_record
{
*/
struct tgsi_exec_vector Temps[TGSI_EXEC_NUM_TEMPS +
TGSI_EXEC_NUM_TEMP_EXTRAS];
- struct tgsi_exec_vector TempArray[TGSI_EXEC_NUM_TEMP_ARRAYS][TGSI_EXEC_NUM_TEMPS];
float Imms[TGSI_EXEC_NUM_IMMEDIATES][4];
float ImmArray[TGSI_EXEC_NUM_IMMEDIATES][4];
- struct tgsi_exec_vector Inputs[TGSI_MAX_PRIM_VERTICES * PIPE_MAX_ATTRIBS];
- struct tgsi_exec_vector Outputs[TGSI_MAX_TOTAL_VERTICES];
+ struct tgsi_exec_vector *Inputs;
+ struct tgsi_exec_vector *Outputs;
+
+ /* System values */
+ unsigned SysSemanticToIndex[TGSI_SEMANTIC_COUNT];
+ union tgsi_exec_channel SystemValue[TGSI_MAX_MISC_INPUTS];
struct tgsi_exec_vector *Addrs;
struct tgsi_exec_vector *Predicates;
- struct tgsi_sampler **Samplers;
+ struct tgsi_sampler *Sampler;
unsigned ImmLimit;
unsigned *Primitives;
unsigned NumOutputs;
unsigned MaxGeometryShaderOutputs;
+ unsigned MaxOutputVertices;
/* FRAGMENT processor only. */
const struct tgsi_interp_coef *InterpCoefs;
struct tgsi_exec_vector QuadPos;
float Face; /**< +1 if front facing, -1 if back facing */
-
+ bool flatshade_color;
/* Conditional execution masks */
uint CondMask; /**< For IF/ELSE/ENDIF */
uint LoopMask; /**< For BGNLOOP/ENDLOOP */
struct tgsi_full_declaration *Declarations;
uint NumDeclarations;
+ struct tgsi_declaration_sampler_view
+ SamplerViews[PIPE_MAX_SHADER_SAMPLER_VIEWS];
+
+ boolean UsedGeometryShader;
};
struct tgsi_exec_machine *
tgsi_exec_machine_bind_shader(
struct tgsi_exec_machine *mach,
const struct tgsi_token *tokens,
- uint numSamplers,
- struct tgsi_sampler **samplers);
+ struct tgsi_sampler *sampler);
uint
tgsi_exec_machine_run(
return TGSI_EXEC_MAX_NESTING;
case PIPE_SHADER_CAP_MAX_INPUTS:
return TGSI_EXEC_MAX_INPUT_ATTRIBS;
- case PIPE_SHADER_CAP_MAX_CONSTS:
- return TGSI_EXEC_MAX_CONST_BUFFER;
+ case PIPE_SHADER_CAP_MAX_OUTPUTS:
+ return 32;
+ case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE:
+ return TGSI_EXEC_MAX_CONST_BUFFER_SIZE;
case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
return PIPE_MAX_CONSTANT_BUFFERS;
case PIPE_SHADER_CAP_MAX_TEMPS:
return TGSI_EXEC_NUM_TEMPS;
- case PIPE_SHADER_CAP_MAX_ADDRS:
- return TGSI_EXEC_NUM_ADDRS;
case PIPE_SHADER_CAP_MAX_PREDS:
return TGSI_EXEC_NUM_PREDS;
case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
return 1;
case PIPE_SHADER_CAP_SUBROUTINES:
return 1;
- default:
+ case PIPE_SHADER_CAP_INTEGERS:
+ return 1;
+ case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
+ return PIPE_MAX_SAMPLERS;
+ case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS:
+ return PIPE_MAX_SHADER_SAMPLER_VIEWS;
+ case PIPE_SHADER_CAP_PREFERRED_IR:
+ return PIPE_SHADER_IR_TGSI;
+ case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
+ return 1;
+ case PIPE_SHADER_CAP_DOUBLES:
+ case PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED:
+ return 1;
+ case PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED:
+ case PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED:
return 0;
}
+ /* if we get here, we missed a shader cap above (and should have seen
+ * a compiler warning.)
+ */
+ return 0;
}
#if defined __cplusplus
projects / mesa.git / blobdiff