+++ /dev/null
-/**************************************************************************
- *
- * 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.
- *
- **************************************************************************/
-
-
-#ifndef ST_PIXELTRANSFER_H
-#define ST_PIXELTRANSFER_H
-
-extern struct gl_fragment_program *
-st_get_pixel_transfer_program(GLcontext *ctx);
-
-
-#endif /* ST_PIXELTRANSFER_H */
+++ /dev/null
-/**************************************************************************
- *
- * 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.
- *
- **************************************************************************/
-
-/*
- * Generate fragment programs to implement pixel transfer ops, such as
- * scale/bias, colormatrix, colortable, convolution...
- *
- * Authors:
- * Brian Paul
- */
-
-#include "main/imports.h"
-#include "main/image.h"
-#include "main/macros.h"
-#include "shader/program.h"
-#include "shader/prog_instruction.h"
-#include "shader/prog_parameter.h"
-#include "shader/prog_print.h"
-
-#include "st_context.h"
-
-
-#define MAX_INST 100
-
-/**
- * Returns a fragment program which implements the current pixel transfer ops.
- */
-static struct gl_fragment_program *
-get_pixel_transfer_program(GLcontext *ctx)
-{
- struct prog_instruction inst[MAX_INST];
- struct gl_program_parameter_list *params;
- struct gl_fragment_program *fp;
- GLuint ic = 0;
-
- fp = (struct gl_fragment_program *)
- ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0);
- if (!fp)
- return NULL;
-
- params = _mesa_new_parameter_list();
-
- /* TEX result.color, fragment.texcoord[0], texture[0], 2D; */
- _mesa_init_instructions(inst + ic, 1);
- inst[ic].Opcode = OPCODE_TEX;
- inst[ic].DstReg.File = PROGRAM_OUTPUT;
- inst[ic].DstReg.Index = FRAG_RESULT_COLR;
- inst[ic].SrcReg[0].File = PROGRAM_INPUT;
- inst[ic].SrcReg[0].Index = FRAG_ATTRIB_TEX0;
- inst[ic].TexSrcUnit = 0;
- inst[ic].TexSrcTarget = TEXTURE_2D_INDEX;
- ic++;
- fp->Base.InputsRead = (1 << FRAG_ATTRIB_TEX0);
- fp->Base.OutputsWritten = (1 << FRAG_RESULT_COLR);
-
- /* MAD result.color, result.color, scale, bias; */
- if (ctx->Pixel.RedBias != 0.0 || ctx->Pixel.RedScale != 1.0 ||
- ctx->Pixel.GreenBias != 0.0 || ctx->Pixel.GreenScale != 1.0 ||
- ctx->Pixel.BlueBias != 0.0 || ctx->Pixel.BlueScale != 1.0 ||
- ctx->Pixel.AlphaBias != 0.0 || ctx->Pixel.AlphaScale != 1.0) {
- GLfloat scale[4], bias[4];
- GLint scale_p, bias_p;
- scale[0] = ctx->Pixel.RedScale;
- scale[1] = ctx->Pixel.GreenScale;
- scale[2] = ctx->Pixel.BlueScale;
- scale[3] = ctx->Pixel.AlphaScale;
- bias[0] = ctx->Pixel.RedBias;
- bias[1] = ctx->Pixel.GreenBias;
- bias[2] = ctx->Pixel.BlueBias;
- bias[3] = ctx->Pixel.AlphaBias;
-
- scale_p = _mesa_add_named_constant(params, "RGBA_scale", scale, 4);
- bias_p = _mesa_add_named_constant(params, "RGBA_bias", bias, 4);
-
- _mesa_init_instructions(inst + ic, 1);
- inst[ic].Opcode = OPCODE_MAD;
- inst[ic].DstReg.File = PROGRAM_OUTPUT;
- inst[ic].DstReg.Index = FRAG_RESULT_COLR;
- inst[ic].SrcReg[0].File = PROGRAM_OUTPUT;
- inst[ic].SrcReg[0].Index = FRAG_RESULT_COLR;
- inst[ic].SrcReg[1].File = PROGRAM_CONSTANT;
- inst[ic].SrcReg[1].Index = scale_p;
- inst[ic].SrcReg[2].File = PROGRAM_CONSTANT;
- inst[ic].SrcReg[2].Index = bias_p;
- ic++;
- }
-
- /* END; */
- _mesa_init_instructions(inst + ic, 1);
- inst[ic].Opcode = OPCODE_END;
- ic++;
-
- assert(ic <= MAX_INST);
-
-
- fp->Base.Instructions = _mesa_alloc_instructions(ic);
- if (!fp->Base.Instructions) {
- _mesa_error(ctx, GL_OUT_OF_MEMORY,
- "generating pixel transfer program");
- return NULL;
- }
-
- _mesa_copy_instructions(fp->Base.Instructions, inst, ic);
- fp->Base.NumInstructions = ic;
- fp->Base.Parameters = params;
-
- printf("========= pixel transfer prog\n");
- _mesa_print_program(&fp->Base);
- _mesa_print_parameter_list(fp->Base.Parameters);
-
- return fp;
-}
-
-
-
-static void
-update_pixel_transfer(struct st_context *st)
-{
- /* XXX temporary - implement a program cache */
- GLcontext *ctx = st->ctx;
- if (st->pixel_transfer_program) {
- ctx->Driver.DeleteProgram(ctx, &st->pixel_transfer_program->Base);
- }
-
- st->pixel_transfer_program = get_pixel_transfer_program(ctx);
-}
-
-
-
-const struct st_tracked_state st_update_pixel_transfer = {
- .name = "st_update_pixel_transfer",
- .dirty = {
- .mesa = _NEW_PIXEL,
- .st = 0,
- },
- .update = update_pixel_transfer
-};
+++ /dev/null
-/**************************************************************************
- *
- * 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.
- *
- **************************************************************************/
-
-
-#ifndef ST_PIXELTRANSFER_H
-#define ST_PIXELTRANSFER_H
-
-extern struct gl_fragment_program *
-st_get_pixel_transfer_program(GLcontext *ctx);
-
-
-#endif /* ST_PIXELTRANSFER_H */
projects / mesa.git / commitdiff