kolibrios-fun/drivers/video/Gallium/targets/graw_kos/graw_util.c

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C
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#include "pipe/p_compiler.h"
#include "pipe/p_context.h"
#include "pipe/p_shader_tokens.h"
#include "pipe/p_state.h"
#include "tgsi/tgsi_text.h"
#include "util/u_debug.h"
#include "util/u_memory.h"
#include "state_tracker/graw.h"
/* Helper functions. These are the same for all graw implementations.
*/
PUBLIC void *
graw_parse_geometry_shader(struct pipe_context *pipe,
const char *text)
{
struct tgsi_token tokens[1024];
struct pipe_shader_state state;
if (!tgsi_text_translate(text, tokens, Elements(tokens)))
return NULL;
memset(&state, 0, sizeof state);
state.tokens = tokens;
return pipe->create_gs_state(pipe, &state);
}
PUBLIC void *
graw_parse_vertex_shader(struct pipe_context *pipe,
const char *text)
{
struct tgsi_token tokens[1024];
struct pipe_shader_state state;
if (!tgsi_text_translate(text, tokens, Elements(tokens)))
return NULL;
memset(&state, 0, sizeof state);
state.tokens = tokens;
return pipe->create_vs_state(pipe, &state);
}
PUBLIC void *
graw_parse_fragment_shader(struct pipe_context *pipe,
const char *text)
{
struct tgsi_token tokens[1024];
struct pipe_shader_state state;
if (!tgsi_text_translate(text, tokens, Elements(tokens)))
return NULL;
memset(&state, 0, sizeof state);
state.tokens = tokens;
return pipe->create_fs_state(pipe, &state);
}
static char out_filename[256] = "";
PUBLIC boolean
graw_parse_args(int *argi,
int argc,
char *argv[])
{
if (strcmp(argv[*argi], "-o") == 0) {
if (*argi + 1 >= argc) {
return FALSE;
}
strncpy(out_filename, argv[*argi + 1], sizeof(out_filename) - 1);
out_filename[sizeof(out_filename) - 1] = '\0';
*argi += 2;
return TRUE;
}
return FALSE;
}
PUBLIC boolean
graw_save_surface_to_file(struct pipe_context *pipe,
struct pipe_surface *surface,
const char *filename)
{
if (!filename || !*filename) {
filename = out_filename;
if (!filename || !*filename) {
return FALSE;
}
}
/* XXX: Make that working in release builds.
*/
// debug_dump_surface_bmp(pipe, filename, surface);
return TRUE;
}