fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-05-09 08:58:02 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

mesa: add blend_func_separatei() helper

Browse source 
This will be used to add KHR_no_error support.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Timothy Arceri 2017-05-15 10:31:38 +10:00
parent b3888b7a68
commit b5c67f469a
1 changed files with 28 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

45
src/mesa/main/blend.c
View file

@ -292,24 +292,23 @@ _mesa_BlendFunciARB(GLuint buf, GLenum sfactor, GLenum dfactor)
}
/**
* Set separate blend source/dest factors for one color buffer/target.
*/
void GLAPIENTRY
_mesa_BlendFuncSeparateiARB(GLuint buf, GLenum sfactorRGB, GLenum dfactorRGB,
GLenum sfactorA, GLenum dfactorA)
static ALWAYS_INLINE void
blend_func_separatei(GLuint buf, GLenum sfactorRGB, GLenum dfactorRGB,
GLenum sfactorA, GLenum dfactorA, bool no_error)
{
GET_CURRENT_CONTEXT(ctx);
if (!ctx->Extensions.ARB_draw_buffers_blend) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glBlendFunc[Separate]i()");
return;
}
if (!no_error) {
if (!ctx->Extensions.ARB_draw_buffers_blend) {
_mesa_error(ctx, GL_INVALID_OPERATION, "glBlendFunc[Separate]i()");
return;
}
if (buf >= ctx->Const.MaxDrawBuffers) {
_mesa_error(ctx, GL_INVALID_VALUE, "glBlendFuncSeparatei(buffer=%u)",
buf);
return;
if (buf >= ctx->Const.MaxDrawBuffers) {
_mesa_error(ctx, GL_INVALID_VALUE, "glBlendFuncSeparatei(buffer=%u)",
buf);
return;
}
}
if (ctx->Color.Blend[buf].SrcRGB == sfactorRGB &&
@ -318,9 +317,9 @@ _mesa_BlendFuncSeparateiARB(GLuint buf, GLenum sfactorRGB, GLenum dfactorRGB,
ctx->Color.Blend[buf].DstA == dfactorA)
return; /* no change */
if (!validate_blend_factors(ctx, "glBlendFuncSeparatei",
sfactorRGB, dfactorRGB,
sfactorA, dfactorA)) {
if (!no_error && !validate_blend_factors(ctx, "glBlendFuncSeparatei",
sfactorRGB, dfactorRGB,
sfactorA, dfactorA)) {
return;
}
@ -335,6 +334,18 @@ _mesa_BlendFuncSeparateiARB(GLuint buf, GLenum sfactorRGB, GLenum dfactorRGB,
}
/**
* Set separate blend source/dest factors for one color buffer/target.
*/
void GLAPIENTRY
_mesa_BlendFuncSeparateiARB(GLuint buf, GLenum sfactorRGB, GLenum dfactorRGB,
GLenum sfactorA, GLenum dfactorA)
{
blend_func_separatei(buf, sfactorRGB, dfactorRGB, sfactorA, dfactorA,
false);
}
/**
* Return true if \p mode is a legal blending equation, excluding
* GL_KHR_blend_equation_advanced modes.