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detect common upscaling shaders and disable them if no upscaling is required

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FunkyFr3sh 2022-10-31 23:48:33 +01:00
parent 56299662aa
commit a6399216d0
1 changed files with 19 additions and 1 deletions
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20
src/render_ogl.c
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@ -165,6 +165,24 @@ static void ogl_build_programs()
_snprintf(shader_path, sizeof(shader_path) - 1, "%s%s", g_config.game_path, g_ddraw->shader); _snprintf(shader_path, sizeof(shader_path) - 1, "%s%s", g_config.game_path, g_ddraw->shader);
} }
if (GetFileAttributes(shader_path) != INVALID_FILE_ATTRIBUTES)
{
/* detect common upscaling shaders and disable them if no upscaling is required */
BOOL is_upscaler =
strstr(g_ddraw->shader, "catmull-rom-bilinear.glsl") != NULL ||
strstr(g_ddraw->shader, "lanczos2-sharp.glsl") != NULL ||
strstr(g_ddraw->shader, "xbr-lv2-noblend.glsl") != NULL ||
strstr(g_ddraw->shader, "xbrz-freescale.glsl") != NULL;
if (is_upscaler &&
g_ddraw->render.viewport.width == g_ddraw->width &&
g_ddraw->render.viewport.height == g_ddraw->height)
{
shader_path[0] = 0;
}
}
g_ogl.scale_program = oglu_build_program_from_file(shader_path, wglCreateContextAttribsARB != NULL); g_ogl.scale_program = oglu_build_program_from_file(shader_path, wglCreateContextAttribsARB != NULL);
} }
else else
@ -172,7 +190,7 @@ static void ogl_build_programs()
g_oglu_got_version3 = FALSE; g_oglu_got_version3 = FALSE;
} }
g_ogl.filter_bilinear = strstr(g_ddraw->shader, "bilinear.glsl") != 0; g_ogl.filter_bilinear = strstr(g_ddraw->shader, "bilinear.glsl") != NULL;
} }
if (g_oglu_got_version2 && !g_ogl.main_program) if (g_oglu_got_version2 && !g_ogl.main_program)