src/shader_codes.h

changeset 77
2187a732f4d7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/shader_codes.h	Tue Mar 18 22:43:31 2025 +0100
@@ -0,0 +1,61 @@
+/*
+* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ * Copyright 2025 Mike Becker. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifdef ASC_SHADER_CODES_LOADED
+#error "Shader codes are supposed to be included once!"
+#endif
+#define ASC_SHADER_CODES_LOADED
+
+#include "ascension/shader.h"
+
+#define asc_embed(name, file) \
+    __asm__(".section .rodata\n" \
+            ".global " #name "\n" \
+            #name ":\n" \
+            ".incbin \"" file "\"\n" \
+            ".byte 0\n" \
+    ); \
+    extern const char name[]
+
+#ifdef __has_embed
+const char asc_shader_code_sprite_vtx[] = {
+#embed "../shader/sprite_vtx.glsl" suffix(, 0)
+};
+const char asc_shader_code_sprite_frag[] = {
+#embed "../shader/sprite_frag.glsl" suffix(, 0)
+};
+#else
+#warning "C23 support for #embed is missing - falling back to inline assembler"
+asc_embed(asc_shader_code_sprite_vtx, "../shader/sprite_vtx.glsl");
+asc_embed(asc_shader_code_sprite_frag, "../shader/sprite_frag.glsl");
+#endif
+
+static AscShaderCodes asc_shader_codes_sprite = {
+    asc_shader_code_sprite_vtx,
+    asc_shader_code_sprite_frag
+};
+

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