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Updates interface for use with CRT shader. Should work with any reso

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now. :)
This commit is contained in:
Themaister 2010-11-13 02:40:38 +01:00
parent ea4aad7b07
commit 7fa5ec216a
3 changed files with 21 additions and 10 deletions
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2
config.h
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@ -65,7 +65,7 @@ static const bool vsync = true;
static const bool video_smooth = false;
// Path to custom Cg shader. If using custom shaders, it is recommended to disable video_smooth and VIDEO_FILTER.
static const char *cg_shader_path = "hqflt/HDR-TV.cg";
static const char *cg_shader_path = "hqflt/crt.cg";
// On resize and fullscreen, rendering area will stay 4:3
static const bool force_aspect = true;

13
gl.c
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@ -31,11 +31,12 @@
static CGcontext cgCtx;
static CGprogram cgPrg;
static CGprofile cgVProf;
static CGparameter cg_video_size, cg_texture_size;
#endif
// Lots of globals, yes I know. :(
static GLuint texture;
static uint8_t *gl_buffer;
static bool keep_aspect = true;
static GLuint tex_filter;
@ -232,6 +233,11 @@ static bool gl_frame(void *data, const uint16_t* frame, int width, int height, i
glClear(GL_COLOR_BUFFER_BIT);
#if HAVE_CG
cgGLSetParameter2f(cg_video_size, width, height);
cgGLSetParameter2f(cg_texture_size, width, height);
#endif
glPixelStorei(GL_UNPACK_ROW_LENGTH, pitch >> 1);
glTexImage2D(GL_TEXTURE_2D,
0, GL_RGBA, width, height, 0, GL_BGRA,
@ -253,7 +259,6 @@ static void gl_free(void *data)
glDisableClientState(GL_TEXTURE_COORD_ARRAY);
glDeleteTextures(1, &texture);
glfwTerminate();
free(gl_buffer);
}
static void gl_set_nonblock_state(void *data, bool state)
@ -348,6 +353,10 @@ static void* gl_init(video_info_t *video, const input_driver_t **input)
cgGLLoadProgram(cgPrg);
cgGLEnableProfile(cgVProf);
cgGLBindProgram(cgPrg);
cg_video_size = cgGetNamedParameter(cgPrg, "IN.video_size");
cg_texture_size = cgGetNamedParameter(cgPrg, "IN.texture_size");
#endif
*input = &input_glfw;

16
hqflt/crt.cg
View File

@ -11,10 +11,12 @@ struct output
float4 color : COLOR;
};
struct input
{
float2 video_size;
float2 texture_size;
};
//uniform float2 rubyInputSize;
//uniform float2 rubyOutputSize;
//uniform float2 rubyTextureSize;
float2 fract(float2 v)
{
@ -32,13 +34,13 @@ float2 barrelDistortion(float2 coord) {
return coord + cc * (dist + distortion * dist * dist) * distortion;
}
output main(float2 texCoord : TEXCOORD0, uniform sampler2D decal : TEXUNIT0)
output main(float2 texCoord : TEXCOORD0, uniform sampler2D decal : TEXUNIT0, uniform input IN)
{
output OUT;
float2 rubyInputSize = float2(256, 224);
float2 rubyOutputSize = float2(256, 224);
float2 rubyTextureSize = float2(256, 224);
float2 rubyInputSize = IN.video_size;
float2 rubyOutputSize = IN.video_size;
float2 rubyTextureSize = IN.texture_size;
float2 xy = barrelDistortion(texCoord.xy);
float2 one = 1.0/rubyTextureSize;