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Changed the optional 'multiply alpha' boolean argument in love.graphics.setBlendMode to be an enum with constants 'alphamultiply' and 'premultiplied'.

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The default value for the second argument of setBlendMode is 'alphamultiply'.
This commit is contained in:
Alex Szpakowski
2015-12-16 14:53:16 -04:00
parent 39127cd1b2
commit 48345bd58c
5 changed files with 61 additions and 21 deletions
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src/modules/graphics/Graphics.h
+13
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@@ -81,6 +81,13 @@ public:
BLEND_MAX_ENUM
};
enum BlendAlpha
{
BLENDALPHA_MULTIPLY,
BLENDALPHA_PREMULTIPLIED,
BLENDALPHA_MAX_ENUM
};
enum LineStyle
{
LINE_ROUGH,
@@ -255,6 +262,9 @@ public:
static bool getConstant(const char *in, BlendMode &out);
static bool getConstant(BlendMode in, const char *&out);
static bool getConstant(const char *in, BlendAlpha &out);
static bool getConstant(BlendAlpha in, const char *&out);
static bool getConstant(const char *in, LineStyle &out);
static bool getConstant(LineStyle in, const char *&out);
@@ -287,6 +297,9 @@ private:
static StringMap<BlendMode, BLEND_MAX_ENUM>::Entry blendModeEntries[];
static StringMap<BlendMode, BLEND_MAX_ENUM> blendModes;
static StringMap<BlendAlpha, BLENDALPHA_MAX_ENUM>::Entry blendAlphaEntries[];
static StringMap<BlendAlpha, BLENDALPHA_MAX_ENUM> blendAlphaModes;
static StringMap<LineStyle, LINE_MAX_ENUM>::Entry lineStyleEntries[];
static StringMap<LineStyle, LINE_MAX_ENUM> lineStyles;