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Set shaders on the fly.

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This commit is contained in:
Themaister 2012-10-31 16:28:09 +01:00
parent f3831a5558
commit 291280670d
2 changed files with 44 additions and 13 deletions
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56
gfx/d3d9/d3d9.cpp
View File

@ -16,8 +16,6 @@
// This driver is merged from the external RetroArch-D3D9 driver.
// It is written in C++11 (should be compat with MSVC 2010).
// Might get rewritten in C99 if I have lots of time to burn.
//
// TODO: Change shader on the fly.
#include "d3d9.hpp"
#include "render_chain.hpp"
@ -536,10 +534,14 @@ void D3DVideo::init_chain_singlepass(const video_info_t &video_info)
LinkInfo info = {0};
LinkInfo info_second = {0};
auto shader_type = g_settings.video.shader_type;
if ((shader_type == RARCH_SHADER_CG || shader_type == RARCH_SHADER_AUTO) && *g_settings.video.cg_shader_path)
cg_shader = info.shader_path = g_settings.video.cg_shader_path;
if (cg_shader.empty())
{
auto shader_type = g_settings.video.shader_type;
if ((shader_type == RARCH_SHADER_CG || shader_type == RARCH_SHADER_AUTO) && *g_settings.video.cg_shader_path)
cg_shader = g_settings.video.cg_shader_path;
}
info.shader_path = cg_shader;
bool second_pass = g_settings.video.render_to_texture;
if (second_pass)
@ -962,6 +964,30 @@ void D3DVideo::init_chain_multipass(const video_info_t &info)
init_imports(conf, basedir);
}
bool D3DVideo::set_shader(const std::string &path)
{
auto old_shader = cg_shader;
bool restore_old = false;
try
{
cg_shader = path;
restore();
}
catch (const std::exception &e)
{
RARCH_ERR("[D3D9]: Setting shader failed: (%s).\n", e.what());
restore_old = true;
}
if (restore_old)
{
cg_shader = old_shader;
restore();
}
return !restore_old;
}
bool D3DVideo::init_chain(const video_info_t &video_info)
{
try
@ -973,7 +999,7 @@ bool D3DVideo::init_chain(const video_info_t &video_info)
}
catch (const std::exception &e)
{
RARCH_ERR("[D3D9]: Render chain error: (%s)\n", e.what());
RARCH_ERR("[D3D9]: Render chain error: (%s).\n", e.what());
return false;
}
@ -1099,22 +1125,26 @@ static bool d3d9_read_viewport(void *data, uint8_t *buffer)
return reinterpret_cast<D3DVideo*>(data)->read_viewport(buffer);
}
static bool d3d9_set_shader(void *data, enum rarch_shader_type type, const char *path)
{
if (type != RARCH_SHADER_CG)
{
RARCH_ERR("[D3D9]: Only Cg shaders supported.\n");
return false;
}
return reinterpret_cast<D3DVideo*>(data)->set_shader(path);
}
const video_driver_t video_d3d9 = {
d3d9_init,
d3d9_frame,
d3d9_set_nonblock_state,
d3d9_alive,
d3d9_focus,
#if 0
d3d9_set_shader,
#else
NULL,
#endif
d3d9_free,
"d3d9",
d3d9_set_rotation,
d3d9_viewport_info,
d3d9_read_viewport,

1
gfx/d3d9/d3d9.hpp
View File

@ -47,6 +47,7 @@ class D3DVideo
void viewport_info(rarch_viewport &vp);
bool read_viewport(uint8_t *buffer);
void resize(unsigned new_width, unsigned new_height);
bool set_shader(const std::string &path);
private: