Glide Plugin GLES2 port from mupen64plus-ae, but with special FrameSkip code

[mupen64plus-pandora.git] / source / gles2glide64 / src / GlideHQ / tc-1.1+ / wrapper.c

diff --git a/source/gles2glide64/src/GlideHQ/tc-1.1+/wrapper.c b/source/gles2glide64/src/GlideHQ/tc-1.1+/wrapper.c
new file mode 100644 (file)
index 0000000..0a171ee
--- /dev/null
+++ b/source/gles2glide64/src/GlideHQ/tc-1.1+/wrapper.c
@@ -0,0 +1,107 @@
+/*
+ * Texture compression
+ * Version:  1.0
+ *
+ * Copyright (C) 2004  Daniel Borca   All Rights Reserved.
+ *
+ * this is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * this is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Make; see the file COPYING.  If not, write to
+ * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.       
+ */
+
+
+#include <assert.h>
+
+#include "types.h"
+#include "internal.h"
+#include "dxtn.h"
+
+
+#define GL_COMPRESSED_RGB_S3TC_DXT1_EXT   0x83F0
+#define GL_COMPRESSED_RGBA_S3TC_DXT1_EXT  0x83F1
+#define GL_COMPRESSED_RGBA_S3TC_DXT3_EXT  0x83F2
+#define GL_COMPRESSED_RGBA_S3TC_DXT5_EXT  0x83F3
+
+
+TAPI void TAPIENTRY
+fetch_2d_texel_rgb_dxt1 (int texImage_RowStride,
+                        const byte *texImage_Data,
+                        int i, int j,
+                        byte *texel)
+{
+    dxt1_rgb_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
+}
+
+
+TAPI void TAPIENTRY
+fetch_2d_texel_rgba_dxt1 (int texImage_RowStride,
+                         const byte *texImage_Data,
+                         int i, int j,
+                         byte *texel)
+{
+    dxt1_rgba_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
+}
+
+
+TAPI void TAPIENTRY
+fetch_2d_texel_rgba_dxt3 (int texImage_RowStride,
+                         const byte *texImage_Data,
+                         int i, int j,
+                         byte *texel)
+{
+    dxt3_rgba_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
+}
+
+
+TAPI void TAPIENTRY
+fetch_2d_texel_rgba_dxt5 (int texImage_RowStride,
+                         const byte *texImage_Data,
+                         int i, int j,
+                         byte *texel)
+{
+    dxt5_rgba_decode_1(texImage_Data, texImage_RowStride, i, j, texel);
+}
+
+
+TAPI void TAPIENTRY
+tx_compress_dxtn (int srccomps, int width, int height,
+                 const byte *source, int destformat, byte *dest,
+                 int destRowStride)
+{
+    int srcRowStride = width * srccomps;
+
+    switch (destformat) {
+       case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+           dxt1_rgb_encode(width, height, srccomps,
+                           source, srcRowStride,
+                           dest, destRowStride);
+           break;
+       case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
+           dxt1_rgba_encode(width, height, srccomps,
+                            source, srcRowStride,
+                            dest, destRowStride);
+           break;
+       case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
+           dxt3_rgba_encode(width, height, srccomps,
+                            source, srcRowStride,
+                            dest, destRowStride);
+           break;
+       case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
+           dxt5_rgba_encode(width, height, srccomps,
+                            source, srcRowStride,
+                            dest, destRowStride);
+           break;
+       default:
+           assert(0);
+    }
+}