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wined3d: Improve post-pixelshader blending test.

This commit is contained in:
Matteo Bruni 2012-08-15 00:38:26 +02:00 committed by Alexandre Julliard
parent 902049c054
commit a488e57449
1 changed files with 12 additions and 12 deletions
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24
dlls/wined3d/utils.c
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@ -1067,10 +1067,11 @@ static void check_fbo_compat(const struct wined3d_gl_info *gl_info, struct wined
if (status == GL_FRAMEBUFFER_COMPLETE && ((format->flags & WINED3DFMT_FLAG_POSTPIXELSHADER_BLENDING)
|| !(gl_info->quirks & WINED3D_QUIRK_LIMITED_TEX_FILTERING))
&& format->id != WINED3DFMT_NULL && format->id != WINED3DFMT_P8_UINT
&& format->glFormat != GL_LUMINANCE && format->glFormat != GL_LUMINANCE_ALPHA)
&& format->glFormat != GL_LUMINANCE && format->glFormat != GL_LUMINANCE_ALPHA
&& (format->red_size || format->alpha_size))
{
GLuint rb, tex2;
DWORD readback[16 * 16], color;
DWORD readback[16 * 16], color, r_range, a_range;
BYTE r, a;
BOOL match = TRUE;
@ -1096,6 +1097,7 @@ static void check_fbo_compat(const struct wined3d_gl_info *gl_info, struct wined
}
else
{
gl_info->gl_ops.gl.p_glDisable(GL_BLEND);
gl_info->gl_ops.gl.p_glViewport(0, 0, 16, 16);
gl_info->gl_ops.gl.p_glDisable(GL_LIGHTING);
gl_info->gl_ops.gl.p_glMatrixMode(GL_MODELVIEW);
@ -1107,28 +1109,24 @@ static void check_fbo_compat(const struct wined3d_gl_info *gl_info, struct wined
/* Draw a full-black quad */
gl_info->gl_ops.gl.p_glBegin(GL_TRIANGLE_STRIP);
gl_info->gl_ops.gl.p_glColor4ub(0x00, 0x00, 0x00, 0xff);
gl_info->gl_ops.gl.p_glColor4f(0.0f, 0.0f, 0.0f, 1.0f);
gl_info->gl_ops.gl.p_glVertex3f(-1.0f, -1.0f, 0.0f);
gl_info->gl_ops.gl.p_glColor4ub(0x00, 0x00, 0x00, 0xff);
gl_info->gl_ops.gl.p_glVertex3f(1.0f, -1.0f, 0.0f);
gl_info->gl_ops.gl.p_glColor4ub(0x00, 0x00, 0x00, 0xff);
gl_info->gl_ops.gl.p_glVertex3f(-1.0f, 1.0f, 0.0f);
gl_info->gl_ops.gl.p_glColor4ub(0x00, 0x00, 0x00, 0xff);
gl_info->gl_ops.gl.p_glVertex3f(1.0f, 1.0f, 0.0f);
gl_info->gl_ops.gl.p_glEnd();
gl_info->gl_ops.gl.p_glEnable(GL_BLEND);
/* Draw a half-transparent red quad */
gl_info->gl_ops.gl.p_glBegin(GL_TRIANGLE_STRIP);
gl_info->gl_ops.gl.p_glColor4ub(0xff, 0x00, 0x00, 0x80);
gl_info->gl_ops.gl.p_glColor4f(1.0f, 0.0f, 0.0f, 0.5f);
gl_info->gl_ops.gl.p_glVertex3f(-1.0f, -1.0f, 0.0f);
gl_info->gl_ops.gl.p_glColor4ub(0xff, 0x00, 0x00, 0x80);
gl_info->gl_ops.gl.p_glVertex3f(1.0f, -1.0f, 0.0f);
gl_info->gl_ops.gl.p_glColor4ub(0xff, 0x00, 0x00, 0x80);
gl_info->gl_ops.gl.p_glVertex3f(-1.0f, 1.0f, 0.0f);
gl_info->gl_ops.gl.p_glColor4ub(0xff, 0x00, 0x00, 0x80);
gl_info->gl_ops.gl.p_glVertex3f(1.0f, 1.0f, 0.0f);
gl_info->gl_ops.gl.p_glEnd();
gl_info->gl_ops.gl.p_glDisable(GL_BLEND);
gl_info->gl_ops.gl.p_glGenTextures(1, &tex2);
gl_info->gl_ops.gl.p_glBindTexture(GL_TEXTURE_2D, tex2);
@ -1140,9 +1138,11 @@ static void check_fbo_compat(const struct wined3d_gl_info *gl_info, struct wined
a = color >> 24;
r = (color & 0x00ff0000) >> 16;
if (format->red_size && (r < 0x7b || r > 0x84))
r_range = format->red_size < 8 ? 1 << (8 - format->red_size - 1) : 1;
a_range = format->alpha_size < 8 ? 1 << (8 - format->alpha_size - 1) : 1;
if (format->red_size && (r < 0x80 - r_range || r > 0x80 + r_range))
match = FALSE;
else if (format->alpha_size > 1 && (a < 0x9f || a > 0xdf))
else if (format->alpha_size > 1 && (a < 0xbf - a_range || a > 0xbf + a_range))
match = FALSE;
if (!match)
{