added smush gfx output, but it still not working

smush.cpp

@@ -23,6 +23,7 @@
 #include "timer.h"
 #include "mixer/mixer.h"
 #include <SDL.h>
+#include <SDL_opengl.h>
 
 Smush *smush;
 
@@ -89,6 +90,101 @@ void Smush::handleWave(const byte *src, uint32 size) {
 		g_mixer->appendStream(_soundHandle, (byte *)dst, size * _channels * 2);
 }
 
+#define BITMAP_TEXTURE_SIZE 256
+
+void Smush::updateGLScreen() {
+    glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+    int num_tex_;
+    GLuint *tex_ids_;
+
+	// create texture
+    num_tex_ = ((_width + (BITMAP_TEXTURE_SIZE - 1)) / BITMAP_TEXTURE_SIZE) *
+      ((_height + (BITMAP_TEXTURE_SIZE - 1)) / BITMAP_TEXTURE_SIZE);
+    tex_ids_ = new GLuint[num_tex_];
+    glGenTextures(num_tex_, tex_ids_);
+    for (int i = 0; i < num_tex_; i++) {
+      glBindTexture(GL_TEXTURE_2D, tex_ids_[i]);
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
+      glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
+      glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB,
+		   BITMAP_TEXTURE_SIZE, BITMAP_TEXTURE_SIZE, 0,
+		   GL_RGB, GL_UNSIGNED_SHORT_5_6_5, NULL);
+    }
+    
+    glPixelStorei(GL_UNPACK_ALIGNMENT, 2);
+    glPixelStorei(GL_UNPACK_ROW_LENGTH, _width);
+
+    int cur_tex_idx = 0;
+    for (int y = 0; y < _height; y += BITMAP_TEXTURE_SIZE) {
+      for (int x = 0; x < _width; x += BITMAP_TEXTURE_SIZE) {
+	int width  = (x + BITMAP_TEXTURE_SIZE >= _width)  ? (_width  - x) : BITMAP_TEXTURE_SIZE;
+	int height = (y + BITMAP_TEXTURE_SIZE >= _height) ? (_height - y) : BITMAP_TEXTURE_SIZE;
+	glBindTexture(GL_TEXTURE_2D, tex_ids_[cur_tex_idx]);
+	glTexSubImage2D(GL_TEXTURE_2D,
+			0,
+			0, 0,
+			width, height,
+			GL_RGB,
+			GL_UNSIGNED_SHORT_5_6_5,
+			_dst + (y * 2 * _width) + (2 * x));
+			cur_tex_idx++;
+      }
+    }
+    glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
+    glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
+
+
+    // prepare view
+    glMatrixMode(GL_PROJECTION);
+    glLoadIdentity();
+    glOrtho(0, 640, 480, 0, 0, 1);
+    glMatrixMode(GL_MODELVIEW);
+    glLoadIdentity();
+    glMatrixMode(GL_TEXTURE);
+    glLoadIdentity();
+    // A lot more may need to be put there : disabling Alpha test, blending, ...
+    // For now, just keep this here :-)
+    glDisable(GL_LIGHTING);
+    glEnable(GL_TEXTURE_2D);
+  
+    // draw
+    glDisable(GL_DEPTH_TEST);
+    glDepthMask(GL_FALSE);
+    glEnable(GL_SCISSOR_TEST);
+    cur_tex_idx = 0;
+    for (int y = 0; y < _height; y += BITMAP_TEXTURE_SIZE) {
+      for (int x = 0; x < _width; x += BITMAP_TEXTURE_SIZE) {
+		int width  = (x + BITMAP_TEXTURE_SIZE >= _width)  ? (_width - x) : BITMAP_TEXTURE_SIZE;
+		int height = (y + BITMAP_TEXTURE_SIZE >= _height) ? (_height - y) : BITMAP_TEXTURE_SIZE;
+		glBindTexture(GL_TEXTURE_2D, tex_ids_[cur_tex_idx]);
+		glScissor(x, 480 - (y + height), x + width, 480 - y);
+		glBegin(GL_QUADS);
+		glTexCoord2f(0.0, 0.0);
+		glVertex2i(x, y);
+		glTexCoord2f(1.0, 0.0);
+		glVertex2i(x + BITMAP_TEXTURE_SIZE, y);
+		glTexCoord2f(1.0, 1.0);
+		glVertex2i(x + BITMAP_TEXTURE_SIZE, y + BITMAP_TEXTURE_SIZE);
+		glTexCoord2f(0.0, 1.0);
+		glVertex2i(x, y + BITMAP_TEXTURE_SIZE);
+		glEnd();
+		cur_tex_idx++;
+      }
+    }
+    glDisable(GL_SCISSOR_TEST);
+    glDisable(GL_TEXTURE_2D);
+    glDepthMask(GL_TRUE);
+    glEnable(GL_DEPTH_TEST);
+
+    SDL_GL_SwapBuffers();
+  
+    // remove
+    glDeleteTextures(num_tex_, tex_ids_);
+    delete[] tex_ids_;
+}	
+
 void Smush::handleFrame() {
 	uint32 tag;
 	int32 size;
@@ -120,7 +216,7 @@ void Smush::handleFrame() {
 	if (_frame == _nbframes) {
 		_videoFinished = true;
 	}
-//	updateGLScreen();
+	updateGLScreen();
 }
 
 void Smush::handleFramesHeader() {

smush.h

@@ -92,7 +92,7 @@ private:
 	void init();
 	void deinit();
 	void setupAnim(const char *file, const char *directory);
-	void updateScreen();
+	void updateGLScreen();
 };
 
 #endif