Large tiles-related changes. Platform-specific rendering removed and replaced with SDL/OpenGL.

git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@6550 c06c8d41-db1a-0410-9941-cceddc491573

1 files changed, 60 insertions, 0 deletions

diff --git a/crawl-ref/source/tiletex.h b/crawl-ref/source/tiletex.h
new file mode 100644
index 0000000000..9a8f78ccd7
--- /dev/null
+++ b/crawl-ref/source/tiletex.h
@@ -0,0 +1,60 @@
+/*
+ *  File:       tiletex.h
+ *  Summary:    PNG and texture loading functionality
+ *  Written by: Enne Walker
+ */
+
+#ifndef TILETEX_H
+#define TILETEX_H
+
+enum TextureID
+{
+    TEX_DUNGEON,
+    TEX_DEFAULT,
+    TEX_DOLL,
+    TEX_TITLE,
+    TEX_MAX
+};
+
+class GenericTexture 
+{
+public:
+    GenericTexture();
+    virtual ~GenericTexture();
+
+    enum MipMapOptions
+    {
+        MIPMAP_CREATE,
+        MIPMAP_NONE,
+        MIPMAP_MAX
+    };
+
+    // Arbitrary post-load texture processing
+    typedef bool(*tex_proc_func)(unsigned char *pixels, unsigned int w, 
+        unsigned int h);
+
+    bool load_texture(const char *filename, MipMapOptions mip_opt, 
+                      tex_proc_func proc = NULL);
+    bool load_texture(unsigned char *pixels, unsigned int w, unsigned int h,
+                      MipMapOptions mip_opt);
+    void unload_texture();
+
+    unsigned int width() const { return m_width; }
+    unsigned int height() const { return m_height; }
+    void bind();
+
+protected:
+    unsigned int m_handle;
+    unsigned int m_width;
+    unsigned int m_height;
+};
+
+class TilesTexture : public GenericTexture
+{
+public:
+    void get_texcoord(int idx, float &x, float &y, float &wx, float &wy);
+
+    void get_texcoord_doll(int part, int idx, int ymax, float &x, float &y, float &wx, float &wy, int &wx_pix, int &wy_pix, int &ox, int &oy);
+};
+
+#endif