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(GL) Move GL-only shader code to gl.c

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This commit is contained in:
twinaphex 2019-02-05 01:13:39 +01:00
parent 7fedabee4b
commit 5102eff399
6 changed files with 57 additions and 165 deletions
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1
Makefile.common
View File

@ -235,7 +235,6 @@ OBJ += frontend/frontend.o \
tasks/task_screenshot.o \
tasks/task_powerstate.o \
$(LIBRETRO_COMM_DIR)/gfx/scaler/scaler.o \
gfx/drivers_shader/shader_null.o \
gfx/video_shader_parse.o \
$(LIBRETRO_COMM_DIR)/gfx/scaler/pixconv.o \
$(LIBRETRO_COMM_DIR)/gfx/scaler/scaler_int.o \

60
gfx/drivers/gl.c
View File

@ -82,6 +82,16 @@
coords[5] = yamt; \
coords[7] = yamt
static const shader_backend_t *shader_ctx_drivers[] = {
#ifdef HAVE_GLSL
&gl_glsl_backend,
#endif
#ifdef HAVE_CG
&gl_cg_backend,
#endif
NULL
};
static struct video_ortho default_ortho = {0, 1, 0, 1, -1, 1};
/* Used for the last pass when rendering to the back buffer. */
@ -230,6 +240,37 @@ void cocoagl_bind_game_view_fbo(void);
#define gl2_renderchain_bind_backbuffer() gl2_bind_fb(0)
#endif
static bool gl_shader_info(gl_t *gl,
video_shader_ctx_info_t *shader_info)
{
if (!shader_info)
return false;
shader_info->num = gl->shader->num_shaders(gl->shader_data);
return true;
}
static bool gl_shader_scale(gl_t *gl,
video_shader_ctx_scale_t *scaler)
{
if (!scaler || !scaler->scale)
return false;
scaler->scale->valid = false;
gl->shader->shader_scale(gl->shader_data,
scaler->idx, scaler->scale);
return true;
}
static const char *gl_shader_get_ident(gl_t *gl)
{
if (!gl || !gl->shader)
return "N/A";
return gl->shader->ident;
}
static void gl2_renderchain_convert_geometry(
struct video_fbo_rect *fbo_rect,
struct gfx_fbo_scale *fbo_scale,
@ -1091,7 +1132,7 @@ static void gl2_renderchain_init(
video_shader_ctx_info_t shader_info;
struct gfx_fbo_scale scale, scale_last;
if (!video_shader_driver_info(&shader_info))
if (!gl_shader_info(gl, &shader_info))
return;
if (!gl || shader_info.num == 0)
@ -1102,12 +1143,12 @@ static void gl2_renderchain_init(
scaler.idx = 1;
scaler.scale = &scale;
video_shader_driver_scale(&scaler);
gl_shader_scale(gl, &scaler);
scaler.idx = shader_info.num;
scaler.scale = &scale_last;
video_shader_driver_scale(&scaler);
gl_shader_scale(gl, &scaler);
/* we always want FBO to be at least initialized on startup for consoles */
if (shader_info.num == 1 && !scale.valid)
@ -1138,7 +1179,7 @@ static void gl2_renderchain_init(
scaler.idx = i + 1;
scaler.scale = &chain->fbo_scale[i];
video_shader_driver_scale(&scaler);
gl_shader_scale(gl, &scaler);
if (!chain->fbo_scale[i].valid)
{
@ -3231,7 +3272,6 @@ static void *gl_init(const video_info_t *video,
gfx_ctx_input_t inp;
unsigned full_x, full_y;
video_shader_ctx_info_t shader_info;
video_shader_ctx_ident_t ident_info;
settings_t *settings = config_get_ptr();
int interval = 0;
unsigned mip_level = 0;
@ -3404,15 +3444,17 @@ static void *gl_init(const video_info_t *video,
gl->white_color_ptr = white_color;
if (!video_shader_driver_init_first())
gl->shader = (shader_backend_t*)shader_ctx_drivers[0];
if (!video_shader_driver_init_first(gl->shader))
{
RARCH_ERR("[GL:]: Shader driver initialization failed.\n");
goto error;
}
video_shader_driver_get_ident(&ident_info);
gl_shader_get_ident(gl);
RARCH_LOG("[GL]: Default shader backend found: %s.\n", ident_info.ident);
RARCH_LOG("[GL]: Default shader backend found: %s.\n", gl_shader_get_ident(gl));
if (!gl_shader_init(gl, ctx_driver, hwr))
{
@ -3426,7 +3468,7 @@ static void *gl_init(const video_info_t *video,
gl->textures = MAX(minimum + 1, gl->textures);
}
if (!video_shader_driver_info(&shader_info))
if (!gl_shader_info(gl, &shader_info))
{
RARCH_ERR("[GL]: Shader driver info check failed.\n");
goto error;

99
gfx/drivers_shader/shader_null.c
View File

@ -1,99 +0,0 @@
/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2017 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <string.h>
#include <compat/strl.h>
#include <compat/posix_string.h>
#include <boolean.h>
#include <gfx/math/matrix_4x4.h>
#include <string/stdstring.h>
#ifdef HAVE_CONFIG_H
#include "../../config.h"
#endif
#include "../video_driver.h"
typedef struct null_shader_data
{
void *empty;
} null_shader_data_t;
static void shader_null_deinit(void *data)
{
null_shader_data_t *null_shader = (null_shader_data_t*)data;
if (!null_shader)
return;
free(null_shader);
}
static void *shader_null_init(void *data, const char *path)
{
null_shader_data_t *null_shader = (null_shader_data_t*)
calloc(1, sizeof(*null_shader));
if (!null_shader)
return NULL;
return null_shader;
}
static void shader_null_set_uniform_parameter(
void *data,
struct uniform_info *param,
void *uniform_data)
{
}
static unsigned shader_null_get_prev_textures(void *data)
{
return 0;
}
static bool shader_null_compile_program(
void *data,
unsigned idx,
void *program_data,
struct shader_program_info *program_info)
{
return true;
}
const shader_backend_t shader_null_backend = {
shader_null_init,
NULL,
shader_null_deinit,
NULL,
shader_null_set_uniform_parameter,
shader_null_compile_program,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
shader_null_get_prev_textures,
NULL,
NULL,
NULL,
RARCH_SHADER_NONE,
"nullshader"
};

47
gfx/video_driver.c
View File

@ -425,16 +425,6 @@ static const gfx_ctx_driver_t *gfx_ctx_drivers[] = {
NULL
};
static const shader_backend_t *shader_ctx_drivers[] = {
#ifdef HAVE_GLSL
&gl_glsl_backend,
#endif
#ifdef HAVE_CG
&gl_cg_backend,
#endif
&shader_null_backend,
NULL
};
bool video_driver_started_fullscreen(void)
{
@ -3458,14 +3448,6 @@ static const shader_backend_t *video_shader_set_backend(
return NULL;
}
bool video_shader_driver_get_ident(video_shader_ctx_ident_t *ident)
{
if (!ident || !current_shader)
return false;
ident->ident = current_shader->ident;
return true;
}
bool video_shader_driver_get_current_shader(video_shader_ctx_t *shader)
{
void *video_driver = video_driver_get_ptr(true);
@ -3529,9 +3511,12 @@ static void video_shader_driver_reset_to_defaults(void)
}
/* Finds first suitable shader context driver. */
bool video_shader_driver_init_first(void)
bool video_shader_driver_init_first(const void *data)
{
current_shader = (shader_backend_t*)shader_ctx_drivers[0];
shader_backend_t *ptr = (shader_backend_t*)data;
if (!ptr)
return false;
current_shader = ptr;
video_shader_driver_reset_to_defaults();
return true;
}
@ -3572,28 +3557,6 @@ bool video_shader_driver_init(video_shader_ctx_init_t *init)
return true;
}
bool video_shader_driver_scale(video_shader_ctx_scale_t *scaler)
{
if (!scaler || !scaler->scale)
return false;
scaler->scale->valid = false;
current_shader->shader_scale(current_shader_data,
scaler->idx, scaler->scale);
return true;
}
bool video_shader_driver_info(video_shader_ctx_info_t *shader_info)
{
if (!shader_info)
return false;
shader_info->num = current_shader->num_shaders(current_shader_data);
return true;
}
void video_driver_set_coords(video_shader_ctx_coords_t *coords)
{
if (current_shader && current_shader->set_coords)

14
gfx/video_driver.h
View File

@ -311,11 +311,6 @@ typedef struct video_shader_ctx
struct video_shader *data;
} video_shader_ctx_t;
typedef struct video_shader_ctx_ident
{
const char *ident;
} video_shader_ctx_ident_t;
typedef struct video_shader_ctx_texture
{
unsigned id;
@ -1180,22 +1175,16 @@ enum gfx_ctx_api video_context_driver_get_api(void);
void video_context_driver_free(void);
bool video_shader_driver_get_ident(video_shader_ctx_ident_t *ident);
bool video_shader_driver_get_current_shader(video_shader_ctx_t *shader);
bool video_shader_driver_deinit(void);
bool video_shader_driver_init_first(void);
bool video_shader_driver_init_first(const void *data);
bool video_shader_driver_init(video_shader_ctx_init_t *init);
void video_driver_set_coords(video_shader_ctx_coords_t *coords);
bool video_shader_driver_scale(video_shader_ctx_scale_t *scaler);
bool video_shader_driver_info(video_shader_ctx_info_t *shader_info);
void video_driver_set_mvp(video_shader_ctx_mvp_t *mvp);
float video_driver_get_refresh_rate(void);
@ -1267,7 +1256,6 @@ extern const gfx_ctx_driver_t gfx_ctx_null;
extern const shader_backend_t gl_glsl_backend;
extern const shader_backend_t gl_cg_backend;
extern const shader_backend_t shader_null_backend;
RETRO_END_DECLS

1
griffin/griffin.c
View File

@ -289,7 +289,6 @@ VIDEO CONTEXT
VIDEO SHADERS
============================================================ */
#include "../gfx/video_shader_parse.c"
#include "../gfx/drivers_shader/shader_null.c"
#ifdef HAVE_CG
#ifdef HAVE_OPENGL