Embed the SDL2 libraries into vendor:sdl2

2026-08-08 00:28:49 +00:00 · 2021-08-22 17:05:06 +01:00
parent 037cc679c4
commit 36cb1f868b
74 changed files with 6396 additions and 3 deletions
@@ -0,0 +1,65 @@
+package sdl2
+
+import "core:c"
+
+when ODIN_OS == "windows" do foreign import lib "SDL2.lib"
+when ODIN_OS == "linux"   do foreign import lib "system:SDL2"
+when ODIN_OS == "darwin"  do foreign import lib "system:SDL2"
+when ODIN_OS == "freebsd" do foreign import lib "system:SDL2"
+
+/**
+ *  \brief The blend mode used in SDL_RenderCopy() and drawing operations.
+ */
+BlendMode :: enum c.int {
+	NONE = 0x00000000,     /**< no blending
+	                        dstRGBA = srcRGBA */
+	BLEND = 0x00000001,    /**< alpha blending
+	                        dstRGB = (srcRGB * srcA) + (dstRGB * (1-srcA))
+	                        dstA = srcA + (dstA * (1-srcA)) */
+	ADD = 0x00000002,      /**< additive blending
+	                        dstRGB = (srcRGB * srcA) + dstRGB
+	                        dstA = dstA */
+	MOD = 0x00000004,      /**< color modulate
+	                        dstRGB = srcRGB * dstRGB
+	                        dstA = dstA */
+	MUL = 0x00000008,      /**< color multiply
+	                        dstRGB = (srcRGB * dstRGB) + (dstRGB * (1-srcA))
+	                        dstA = (srcA * dstA) + (dstA * (1-srcA)) */
+	INVALID = 0x7FFFFFFF,
+
+	/* Additional custom blend modes can be returned by ComposeCustomBlendMode() */
+}
+
+/**
+ *  \brief The blend operation used when combining source and destination pixel components
+ */
+BlendOperation :: enum c.int {
+	ADD              = 0x1,  /**< dst + src: supported by all renderers */
+	SUBTRACT         = 0x2,  /**< dst - src : supported by D3D9, D3D11, OpenGL, OpenGLES */
+	REV_SUBTRACT     = 0x3,  /**< src - dst : supported by D3D9, D3D11, OpenGL, OpenGLES */
+	MINIMUM          = 0x4,  /**< min(dst, src) : supported by D3D11 */
+	MAXIMUM          = 0x5,  /**< max(dst, src) : supported by D3D11 */
+}
+
+/**
+ *  \brief The normalized factor used to multiply pixel components
+ */
+BlendFactor :: enum c.int  {
+	ZERO                = 0x1,  /**< 0, 0, 0, 0 */
+	ONE                 = 0x2,  /**< 1, 1, 1, 1 */
+	SRC_COLOR           = 0x3,  /**< srcR, srcG, srcB, srcA */
+	ONE_MINUS_SRC_COLOR = 0x4,  /**< 1-srcR, 1-srcG, 1-srcB, 1-srcA */
+	SRC_ALPHA           = 0x5,  /**< srcA, srcA, srcA, srcA */
+	ONE_MINUS_SRC_ALPHA = 0x6,  /**< 1-srcA, 1-srcA, 1-srcA, 1-srcA */
+	DST_COLOR           = 0x7,  /**< dstR, dstG, dstB, dstA */
+	ONE_MINUS_DST_COLOR = 0x8,  /**< 1-dstR, 1-dstG, 1-dstB, 1-dstA */
+	DST_ALPHA           = 0x9,  /**< dstA, dstA, dstA, dstA */
+	ONE_MINUS_DST_ALPHA = 0xA,  /**< 1-dstA, 1-dstA, 1-dstA, 1-dstA */
+}
+
+
+@(default_calling_convention="c", link_prefix="SDL_")
+foreign lib {
+	ComposeCustomBlendMode :: proc(srcColorFactor, dstColorFactor: BlendFactor, colorOperation: BlendOperation,
+	                               srcAlphaFactor, dstAlphaFactor: BlendFactor, alphaOperation: BlendOperation) -> BlendMode ---
+}