[PATCH 2/4] wined3d: Use ARB_internalformat_query2 to check for texture format rendering and blending support, where available. (try 2)
Matteo Bruni
mbruni at codeweavers.com
Fri Apr 19 12:06:13 CDT 2013
---
dlls/wined3d/utils.c | 93 ++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 93 insertions(+)
diff --git a/dlls/wined3d/utils.c b/dlls/wined3d/utils.c
index 92ae892..91f2ae1 100644
--- a/dlls/wined3d/utils.c
+++ b/dlls/wined3d/utils.c
@@ -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);
--
1.8.1.5
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