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wined3d: Use ARB_internalformat_query2 to check for texture format rendering and blending support, where available.

This commit is contained in:
Matteo Bruni 2013-04-19 19:06:13 +02:00 committed by Alexandre Julliard
parent 1d17176a0d
commit 6fa87980ca
1 changed files with 93 additions and 0 deletions
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93
dlls/wined3d/utils.c
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@ -1221,12 +1221,105 @@ static void check_fbo_compat(const struct wined3d_gl_info *gl_info, struct wined
gl_info->gl_ops.gl.p_glDeleteTextures(1, &tex);
}
static void query_format_flag(struct wined3d_gl_info *gl_info, struct wined3d_format *format,
GLint internal, GLenum pname, DWORD flag, const char *string)
{
GLint value;
gl_info->gl_ops.ext.p_glGetInternalformativ(GL_TEXTURE_2D, internal, pname, 1, &value);
if (value == GL_FULL_SUPPORT)
{
TRACE("Format %s supports %s.\n", debug_d3dformat(format->id), string);
format->flags |= flag;
}
else
{
TRACE("Format %s doesn't support %s.\n", debug_d3dformat(format->id), string);
format->flags &= ~flag;
}
}
/* Context activation is done by the caller. */
static void init_format_fbo_compat_info(struct wined3d_gl_info *gl_info)
{
unsigned int i;
GLuint fbo;
if (gl_info->supported[ARB_INTERNALFORMAT_QUERY2])
{
for (i = 0; i < sizeof(formats) / sizeof(*formats); ++i)
{
GLint value;
struct wined3d_format *format = &gl_info->formats[i];
if (!format->glInternal)
continue;
if (format->flags & (WINED3DFMT_FLAG_DEPTH | WINED3DFMT_FLAG_STENCIL))
continue;
gl_info->gl_ops.ext.p_glGetInternalformativ(GL_TEXTURE_2D, format->glInternal,
GL_FRAMEBUFFER_RENDERABLE, 1, &value);
if (value == GL_FULL_SUPPORT)
{
TRACE("Format %s is supported as FBO color attachment.\n", debug_d3dformat(format->id));
format->flags |= WINED3DFMT_FLAG_FBO_ATTACHABLE;
format->rtInternal = format->glInternal;
query_format_flag(gl_info, format, format->glInternal, GL_FRAMEBUFFER_BLEND,
WINED3DFMT_FLAG_POSTPIXELSHADER_BLENDING, "post-pixelshader blending");
}
else
{
if (!format->rtInternal)
{
if (format->flags & WINED3DFMT_FLAG_RENDERTARGET)
{
WARN("Format %s with rendertarget flag is not supported as FBO color attachment"
" and no fallback specified.\n", debug_d3dformat(format->id));
format->flags &= ~WINED3DFMT_FLAG_RENDERTARGET;
}
else
TRACE("Format %s is not supported as FBO color attachment.\n", debug_d3dformat(format->id));
format->rtInternal = format->glInternal;
}
else
{
gl_info->gl_ops.ext.p_glGetInternalformativ(GL_TEXTURE_2D, format->rtInternal,
GL_FRAMEBUFFER_RENDERABLE, 1, &value);
if (value == GL_FULL_SUPPORT)
{
TRACE("Format %s rtInternal format is supported as FBO color attachment.\n",
debug_d3dformat(format->id));
}
else
{
WARN("Format %s rtInternal format is not supported as FBO color attachment.\n",
debug_d3dformat(format->id));
format->flags &= ~WINED3DFMT_FLAG_RENDERTARGET;
}
}
}
if (format->glInternal != format->glGammaInternal)
{
gl_info->gl_ops.ext.p_glGetInternalformativ(GL_TEXTURE_2D, format->glGammaInternal,
GL_FRAMEBUFFER_RENDERABLE, 1, &value);
if (value == GL_FULL_SUPPORT)
{
TRACE("Format %s's sRGB format is FBO attachable.\n", debug_d3dformat(format->id));
format->flags |= WINED3DFMT_FLAG_FBO_ATTACHABLE_SRGB;
}
else
{
WARN("Format %s's sRGB format is not FBO attachable.\n", debug_d3dformat(format->id));
}
}
else if (format->flags & WINED3DFMT_FLAG_FBO_ATTACHABLE)
format->flags |= WINED3DFMT_FLAG_FBO_ATTACHABLE_SRGB;
}
return;
}
if (wined3d_settings.offscreen_rendering_mode == ORM_FBO)
{
gl_info->fbo_ops.glGenFramebuffers(1, &fbo);