diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/state_tracker/st_pixeltransfer.c | 52 |
1 files changed, 41 insertions, 11 deletions
diff --git a/src/mesa/state_tracker/st_pixeltransfer.c b/src/mesa/state_tracker/st_pixeltransfer.c index 52e2a4c89de..b1fce817558 100644 --- a/src/mesa/state_tracker/st_pixeltransfer.c +++ b/src/mesa/state_tracker/st_pixeltransfer.c @@ -41,7 +41,7 @@ #include "shader/prog_parameter.h" #include "shader/prog_print.h" -#include "st_pixeltransfer.h" +#include "st_context.h" #define MAX_INST 100 @@ -49,14 +49,19 @@ /** * Returns a fragment program which implements the current pixel transfer ops. */ -struct gl_fragment_program * -st_get_pixel_transfer_program(GLcontext *ctx) +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; */ @@ -69,6 +74,8 @@ st_get_pixel_transfer_program(GLcontext *ctx) 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 || @@ -110,11 +117,6 @@ st_get_pixel_transfer_program(GLcontext *ctx) assert(ic <= MAX_INST); - fp = (struct gl_fragment_program *) - ctx->Driver.NewProgram(ctx, GL_FRAGMENT_PROGRAM_ARB, 0); - if (!fp) - return NULL; - fp->Base.Instructions = _mesa_alloc_instructions(ic); if (!fp->Base.Instructions) { _mesa_error(ctx, GL_OUT_OF_MEMORY, @@ -122,10 +124,38 @@ st_get_pixel_transfer_program(GLcontext *ctx) return NULL; } - _mesa_copy_instructions(fp->Base.Instructions, inst, - fp->Base.NumInstructions); - + _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 +}; |