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New comments, replace //-style with /* */

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This commit is contained in:
Brian 2007-10-27 09:43:28 -06:00
parent d75ff8447c
commit 79d8e78442
2 changed files with 51 additions and 8 deletions
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6
src/mesa/pipe/tgsi/exec/tgsi_exec.c
View file

@ -1,6 +1,6 @@
/**************************************************************************
*
* Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
@ -1212,7 +1212,7 @@ exec_tex(struct tgsi_exec_machine *mach,
uint chan_index;
float lodBias;
// printf("Sampler %u unit %u\n", sampler, unit);
/* printf("Sampler %u unit %u\n", sampler, unit); */
switch (inst->InstructionExtTexture.Texture) {
case TGSI_TEXTURE_1D:
@ -1364,7 +1364,7 @@ perspective_interpolation(
for( i = 0; i < QUAD_SIZE; i++ ) {
const float x = mach->Inputs[0].xyzw[0].f[i];
const float y = mach->Inputs[0].xyzw[1].f[i];
// WPOS.w here is really 1/w
/* WPOS.w here is really 1/w */
const float w = 1.0f / mach->Inputs[0].xyzw[3].f[i];
assert(mach->Inputs[0].xyzw[3].f[i] != 0.0);

53
src/mesa/pipe/tgsi/exec/tgsi_exec.h
View file

@ -1,3 +1,30 @@
/**************************************************************************
*
* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* 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
* 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.
*
**************************************************************************/
#if !defined TGSI_EXEC_H
#define TGSI_EXEC_H
@ -5,11 +32,14 @@
#if defined __cplusplus
extern "C" {
#endif // defined __cplusplus
#endif
#define NUM_CHANNELS 4 /* R,G,B,A */
#define QUAD_SIZE 4 /* 4 pixel/quad */
/**
* Registers may be treated as float, signed int or unsigned int.
*/
union tgsi_exec_channel
{
float f[QUAD_SIZE];
@ -17,11 +47,18 @@ union tgsi_exec_channel
unsigned u[QUAD_SIZE];
};
/**
* A vector[RGBA] of channels[4 pixels]
*/
struct tgsi_exec_vector
{
union tgsi_exec_channel xyzw[NUM_CHANNELS];
};
/**
* For fragment programs, information for computing fragment input
* values from plane equation of the triangle/line.
*/
struct tgsi_interp_coef
{
float a0[NUM_CHANNELS]; /* in an xyzw layout */
@ -32,6 +69,10 @@ struct tgsi_interp_coef
struct softpipe_tile_cache; /**< Opaque to TGSI */
/**
* Information for sampling textures, which must be implemented
* by code outside the TGSI executor.
*/
struct tgsi_sampler
{
const struct pipe_sampler_state *state;
@ -47,6 +88,9 @@ struct tgsi_sampler
struct softpipe_tile_cache *cache;
};
/**
* For branching/calling subroutines.
*/
struct tgsi_exec_labels
{
unsigned labels[128][2];
@ -184,8 +228,7 @@ tgsi_exec_machine_run(
struct tgsi_exec_machine *mach );
#if defined __cplusplus
} // extern "C"
#endif // defined __cplusplus
#endif // !defined TGSI_EXEC_H
} /* extern "C" */
#endif
#endif /* TGSI_EXEC_H */