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[660/906] cube: port for non-glew
This commit is contained in:
Matthew Waters
parent
bd80d4e9cc
commit
0497326a43
1 changed files with 121 additions and 137 deletions
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@ -322,93 +322,99 @@ static void
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_callback_opengl (gint width, gint height, guint texture, gpointer stuff)
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{
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GstGLFilterCube *cube_filter = GST_GL_FILTER_CUBE (stuff);
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GstGLFilter *filter = GST_GL_FILTER (stuff);
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GstGLFuncs *gl = filter->display->gl_vtable;
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static GLfloat xrot = 0;
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static GLfloat yrot = 0;
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static GLfloat zrot = 0;
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glEnable (GL_DEPTH_TEST);
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gfloat w = (gfloat) width;
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gfloat h = (gfloat) height;
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glEnable (GL_TEXTURE_RECTANGLE_ARB);
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glBindTexture (GL_TEXTURE_RECTANGLE_ARB, texture);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_S,
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GL_CLAMP_TO_EDGE);
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glTexParameteri (GL_TEXTURE_RECTANGLE_ARB, GL_TEXTURE_WRAP_T,
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GL_CLAMP_TO_EDGE);
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glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
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/* *INDENT-OFF* */
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const GLfloat v_vertices[] = {
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/*| Vertex | TexCoord |*/
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/* front face */
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1.0, 1.0, -1.0, 0.0, 0.0,
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1.0, -1.0, -1.0, w, 0.0,
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-1.0, -1.0, -1.0, w, h,
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-1.0, 1.0, -1.0, 0.0, h,
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/* back face */
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-1.0, 1.0, 1.0, 0.0, 0.0,
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-1.0, -1.0, 1.0, w, 0.0,
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1.0, -1.0, 1.0, w, h,
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1.0, 1.0, 1.0, 0.0, h,
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/* right face */
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-1.0, 1.0, -1.0, 0.0, 0.0,
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-1.0, -1.0, -1.0, w, 0.0,
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-1.0, -1.0, 1.0, w, h,
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-1.0, 1.0, 1.0, 0.0, h,
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/* left face */
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1.0, 1.0, 1.0, 0.0, 0.0,
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1.0, -1.0, 1.0, w, 0.0,
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1.0, -1.0, -1.0, w, h,
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1.0, 1.0, -1.0, 0.0, h,
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/* top face */
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1.0, 1.0, 1.0, 0.0, 0.0,
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1.0, 1.0, -1.0, w, 0.0,
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-1.0, 1.0, -1.0, w, h,
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-1.0, 1.0, 1.0, 0.0, h,
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/* bottom face */
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1.0, -1.0, 1.0, 0.0, 0.0,
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1.0, -1.0, -1.0, w, 0.0,
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-1.0, -1.0, -1.0, w, h,
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-1.0, -1.0, 1.0, 0.0, h,
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};
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/* *INDENT-ON* */
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glClearColor (cube_filter->red, cube_filter->green, cube_filter->blue, 0.0);
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glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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GLushort indices[] = {
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0, 1, 2,
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0, 2, 3,
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4, 5, 6,
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4, 6, 7,
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8, 9, 10,
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8, 10, 11,
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12, 13, 14,
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12, 14, 15,
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16, 17, 18,
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16, 18, 19,
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20, 21, 22,
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20, 22, 23
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};
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glMatrixMode (GL_MODELVIEW);
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glLoadIdentity ();
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gl->Enable (GL_DEPTH_TEST);
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glTranslatef (0.0f, 0.0f, -5.0f);
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gl->Enable (GL_TEXTURE_RECTANGLE_ARB);
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gl->BindTexture (GL_TEXTURE_RECTANGLE_ARB, texture);
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glRotatef (xrot, 1.0f, 0.0f, 0.0f);
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glRotatef (yrot, 0.0f, 1.0f, 0.0f);
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glRotatef (zrot, 0.0f, 0.0f, 1.0f);
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gl->ClearColor (cube_filter->red, cube_filter->green, cube_filter->blue, 0.0);
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gl->Clear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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glBegin (GL_QUADS);
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/* Front Face */
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glTexCoord2f ((gfloat) width, 0.0f);
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glVertex3f (-1.0f, -1.0f, 1.0f);
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glTexCoord2f (0.0f, 0.0f);
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glVertex3f (1.0f, -1.0f, 1.0f);
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glTexCoord2f (0.0f, (gfloat) height);
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glVertex3f (1.0f, 1.0f, 1.0f);
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glTexCoord2f ((gfloat) width, (gfloat) height);
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glVertex3f (-1.0f, 1.0f, 1.0f);
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/* Back Face */
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glTexCoord2f (0.0f, 0.0f);
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glVertex3f (-1.0f, -1.0f, -1.0f);
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glTexCoord2f (0.0f, (gfloat) height);
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glVertex3f (-1.0f, 1.0f, -1.0f);
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glTexCoord2f ((gfloat) width, (gfloat) height);
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glVertex3f (1.0f, 1.0f, -1.0f);
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glTexCoord2f ((gfloat) width, 0.0f);
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glVertex3f (1.0f, -1.0f, -1.0f);
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/* Top Face */
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glTexCoord2f ((gfloat) width, (gfloat) height);
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glVertex3f (-1.0f, 1.0f, -1.0f);
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glTexCoord2f ((gfloat) width, 0.0f);
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glVertex3f (-1.0f, 1.0f, 1.0f);
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glTexCoord2f (0.0f, 0.0f);
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glVertex3f (1.0f, 1.0f, 1.0f);
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glTexCoord2f (0.0f, (gfloat) height);
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glVertex3f (1.0f, 1.0f, -1.0f);
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/* Bottom Face */
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glTexCoord2f ((gfloat) width, 0.0f);
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glVertex3f (-1.0f, -1.0f, -1.0f);
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glTexCoord2f (0.0f, 0.0f);
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glVertex3f (1.0f, -1.0f, -1.0f);
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glTexCoord2f (0.0f, (gfloat) height);
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glVertex3f (1.0f, -1.0f, 1.0f);
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glTexCoord2f ((gfloat) width, (gfloat) height);
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glVertex3f (-1.0f, -1.0f, 1.0f);
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/* Right face */
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glTexCoord2f (0.0f, 0.0f);
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glVertex3f (1.0f, -1.0f, -1.0f);
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glTexCoord2f (0.0f, (gfloat) height);
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glVertex3f (1.0f, 1.0f, -1.0f);
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glTexCoord2f ((gfloat) width, (gfloat) height);
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glVertex3f (1.0f, 1.0f, 1.0f);
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glTexCoord2f ((gfloat) width, 0.0f);
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glVertex3f (1.0f, -1.0f, 1.0f);
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/* Left Face */
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glTexCoord2f ((gfloat) width, 0.0f);
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glVertex3f (-1.0f, -1.0f, -1.0f);
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glTexCoord2f (0.0f, 0.0f);
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glVertex3f (-1.0f, -1.0f, 1.0f);
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glTexCoord2f (0.0f, (gfloat) height);
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glVertex3f (-1.0f, 1.0f, 1.0f);
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glTexCoord2f ((gfloat) width, (gfloat) height);
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glVertex3f (-1.0f, 1.0f, -1.0f);
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glEnd ();
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gl->MatrixMode (GL_PROJECTION);
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gluLookAt (0.0, 0.0, -6.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0);
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gl->MatrixMode (GL_MODELVIEW);
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gl->LoadIdentity ();
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glDisable (GL_DEPTH_TEST);
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// gl->Translatef (0.0f, 0.0f, -5.0f);
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gl->Rotatef (xrot, 1.0f, 0.0f, 0.0f);
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gl->Rotatef (yrot, 0.0f, 1.0f, 0.0f);
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gl->Rotatef (zrot, 0.0f, 0.0f, 1.0f);
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gl->ClientActiveTexture (GL_TEXTURE0);
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gl->EnableClientState (GL_TEXTURE_COORD_ARRAY);
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gl->EnableClientState (GL_VERTEX_ARRAY);
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gl->VertexPointer (3, GL_FLOAT, 5 * sizeof (float), v_vertices);
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gl->TexCoordPointer (2, GL_FLOAT, 5 * sizeof (float), &v_vertices[3]);
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gl->DrawElements (GL_TRIANGLES, 36, GL_UNSIGNED_SHORT, indices);
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gl->DisableClientState (GL_TEXTURE_COORD_ARRAY);
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gl->DisableClientState (GL_VERTEX_ARRAY);
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gl->Disable (GL_DEPTH_TEST);
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xrot += 0.3f;
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yrot += 0.2f;
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@ -426,63 +432,41 @@ _callback_gles2 (gint width, gint height, guint texture, gpointer stuff)
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static GLfloat yrot = 0;
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static GLfloat zrot = 0;
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/* *INDENT-OFF* */
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const GLfloat v_vertices[] = {
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/*| Vertex | TexCoord |*/
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/* front face */
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1.0f, 1.0f, -1.0f,
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1.0f, 0.0f,
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1.0f, -1.0f, -1.0f,
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1.0f, 1.0f,
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-1.0f, -1.0f, -1.0f,
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0.0f, 1.0f,
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-1.0f, 1.0f, -1.0f,
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0.0f, 0.0f,
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1.0, 1.0, -1.0, 1.0, 0.0,
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1.0, -1.0, -1.0, 1.0, 1.0,
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-1.0, -1.0, -1.0, 0.0, 1.0,
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-1.0, 1.0, -1.0, 0.0, 0.0,
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/* back face */
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1.0f, 1.0f, 1.0f,
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1.0f, 0.0f,
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-1.0f, 1.0f, 1.0f,
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0.0f, 0.0f,
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-1.0f, -1.0f, 1.0f,
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0.0f, 1.0f,
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1.0f, -1.0f, 1.0f,
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1.0f, 1.0f,
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1.0, 1.0, 1.0, 1.0, 0.0,
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-1.0, 1.0, 1.0, 0.0, 0.0,
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-1.0, -1.0, 1.0, 0.0, 1.0,
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1.0, -1.0, 1.0, 1.0, 1.0,
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/* right face */
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1.0f, 1.0f, 1.0f,
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1.0f, 0.0f,
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1.0f, -1.0f, 1.0f,
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0.0f, 0.0f,
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1.0f, -1.0f, -1.0f,
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0.0f, 1.0f,
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1.0f, 1.0f, -1.0f,
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1.0f, 1.0f,
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1.0, 1.0, 1.0, 1.0, 0.0,
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1.0, -1.0, 1.0, 0.0, 0.0,
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1.0, -1.0, -1.0, 0.0, 1.0,
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1.0, 1.0, -1.0, 1.0, 1.0,
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/* left face */
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-1.0f, 1.0f, 1.0f,
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1.0f, 0.0f,
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-1.0f, 1.0f, -1.0f,
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1.0f, 1.0f,
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-1.0f, -1.0f, -1.0f,
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0.0f, 1.0f,
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-1.0f, -1.0f, 1.0f,
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0.0f, 0.0f,
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-1.0, 1.0, 1.0, 1.0, 0.0,
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-1.0, 1.0, -1.0, 1.0, 1.0,
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-1.0, -1.0, -1.0, 0.0, 1.0,
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-1.0, -1.0, 1.0, 0.0, 0.0,
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/* top face */
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1.0f, -1.0f, 1.0f,
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1.0f, 0.0f,
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-1.0f, -1.0f, 1.0f,
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0.0f, 0.0f,
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-1.0f, -1.0f, -1.0f,
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0.0f, 1.0f,
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1.0f, -1.0f, -1.0f,
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1.0f, 1.0f,
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1.0, -1.0, 1.0, 1.0, 0.0,
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-1.0, -1.0, 1.0, 0.0, 0.0,
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-1.0, -1.0, -1.0, 0.0, 1.0,
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1.0, -1.0, -1.0, 1.0, 1.0,
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/* bottom face */
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1.0f, 1.0f, 1.0f,
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1.0f, 0.0f,
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1.0f, 1.0f, -1.0f,
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1.0f, 1.0f,
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-1.0f, 1.0f, -1.0f,
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0.0f, 1.0f,
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-1.0f, 1.0f, 1.0f,
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0.0f, 0.0f
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1.0, 1.0, 1.0, 1.0, 0.0,
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1.0, 1.0, -1.0, 1.0, 1.0,
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-1.0, 1.0, -1.0, 0.0, 1.0,
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-1.0, 1.0, 1.0, 0.0, 0.0
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};
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/* *INDENT-ON* */
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GLushort indices[] = {
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0, 1, 2,
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@ -509,10 +493,10 @@ _callback_gles2 (gint width, gint height, guint texture, gpointer stuff)
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0.0f, 0.0f, 0.0f, 1.0f
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};
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glEnable (GL_DEPTH_TEST);
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gl->Enable (GL_DEPTH_TEST);
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glClearColor (cube_filter->red, cube_filter->green, cube_filter->blue, 0.0);
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glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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gl->ClearColor (cube_filter->red, cube_filter->green, cube_filter->blue, 0.0);
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gl->Clear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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gst_gl_shader_use (cube_filter->shader);
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@ -522,18 +506,18 @@ _callback_gles2 (gint width, gint height, guint texture, gpointer stuff)
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gst_gl_shader_get_attribute_location (cube_filter->shader, "a_texCoord");
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/* Load the vertex position */
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glVertexAttribPointer (attr_position_loc, 3, GL_FLOAT,
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gl->VertexAttribPointer (attr_position_loc, 3, GL_FLOAT,
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GL_FALSE, 5 * sizeof (GLfloat), v_vertices);
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/* Load the texture coordinate */
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glVertexAttribPointer (attr_texture_loc, 2, GL_FLOAT,
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gl->VertexAttribPointer (attr_texture_loc, 2, GL_FLOAT,
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GL_FALSE, 5 * sizeof (GLfloat), &v_vertices[3]);
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glEnableVertexAttribArray (attr_position_loc);
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glEnableVertexAttribArray (attr_texture_loc);
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gl->EnableVertexAttribArray (attr_position_loc);
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gl->EnableVertexAttribArray (attr_texture_loc);
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glActiveTexture (GL_TEXTURE0);
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glBindTexture (GL_TEXTURE_2D, texture);
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gl->ActiveTexture (GL_TEXTURE0);
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gl->BindTexture (GL_TEXTURE_2D, texture);
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gst_gl_shader_set_uniform_1i (cube_filter->shader, "s_texture", 0);
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gst_gl_shader_set_uniform_1f (cube_filter->shader, "xrot_degree", xrot);
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gst_gl_shader_set_uniform_1f (cube_filter->shader, "yrot_degree", yrot);
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@ -541,12 +525,12 @@ _callback_gles2 (gint width, gint height, guint texture, gpointer stuff)
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gst_gl_shader_set_uniform_matrix_4fv (cube_filter->shader, "u_matrix", 1,
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GL_FALSE, matrix);
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glDrawElements (GL_TRIANGLES, 36, GL_UNSIGNED_SHORT, indices);
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gl->DrawElements (GL_TRIANGLES, 36, GL_UNSIGNED_SHORT, indices);
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glDisableVertexAttribArray (attr_position_loc);
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glDisableVertexAttribArray (attr_texture_loc);
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gl->DisableVertexAttribArray (attr_position_loc);
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gl->DisableVertexAttribArray (attr_texture_loc);
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glDisable (GL_DEPTH_TEST);
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gl->Disable (GL_DEPTH_TEST);
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xrot += 0.3f;
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yrot += 0.2f;
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