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gl/examples: fixup sdl example for gluPerspective removal
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67b47921ca
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1 changed files with 10 additions and 10 deletions
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@ -84,17 +84,17 @@ DrawGLScene (GstBuffer * buf)
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glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); // Clear The Screen And The Depth Buffer
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glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); // Clear The Screen And The Depth Buffer
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glLoadIdentity (); // Reset The View
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glLoadIdentity (); // Reset The View
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glTranslatef (-1.5f, 0.0f, -6.0f); // Move Left 1.5 Units And Into The Screen 6.0
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glTranslatef (-0.4f, 0.0f, 0.0f); // Move Left 1.5 Units And Into The Screen 6.0
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glRotatef (rtri, 0.0f, 1.0f, 0.0f); // Rotate The Triangle On The Y axis
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glRotatef (rtri, 0.0f, 1.0f, 0.0f); // Rotate The Triangle On The Y axis
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// draw a triangle (in smooth coloring mode)
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// draw a triangle (in smooth coloring mode)
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glBegin (GL_POLYGON); // start drawing a polygon
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glBegin (GL_POLYGON); // start drawing a polygon
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glColor3f (1.0f, 0.0f, 0.0f); // Set The Color To Red
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glColor3f (1.0f, 0.0f, 0.0f); // Set The Color To Red
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glVertex3f (0.0f, 1.0f, 0.0f); // Top
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glVertex3f (0.0f, 0.4f, 0.0f); // Top
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glColor3f (0.0f, 1.0f, 0.0f); // Set The Color To Green
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glColor3f (0.0f, 1.0f, 0.0f); // Set The Color To Green
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glVertex3f (1.0f, -1.0f, 0.0f); // Bottom Right
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glVertex3f (0.4f, -0.4f, 0.0f); // Bottom Right
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glColor3f (0.0f, 0.0f, 1.0f); // Set The Color To Blue
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glColor3f (0.0f, 0.0f, 1.0f); // Set The Color To Blue
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glVertex3f (-1.0f, -1.0f, 0.0f); // Bottom Left
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glVertex3f (-0.4f, -0.4f, 0.0f); // Bottom Left
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glEnd (); // we're done with the polygon (smooth color interpolation)
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glEnd (); // we're done with the polygon (smooth color interpolation)
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glEnable (GL_TEXTURE_2D);
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glEnable (GL_TEXTURE_2D);
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@ -106,20 +106,20 @@ DrawGLScene (GstBuffer * buf)
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glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
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glTexEnvi (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
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glLoadIdentity (); // make sure we're no longer rotated.
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glLoadIdentity (); // make sure we're no longer rotated.
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glTranslatef (1.5f, 0.0f, -6.0f); // Move Right 3 Units, and back into the screen 6.0
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glTranslatef (0.5f, 0.0f, 0.0f); // Move Right 3 Units, and back into the screen 6.0
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glRotatef (rquad, 1.0f, 0.0f, 0.0f); // Rotate The Quad On The X axis
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glRotatef (rquad, 1.0f, 0.0f, 0.0f); // Rotate The Quad On The X axis
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// draw a square (quadrilateral)
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// draw a square (quadrilateral)
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glColor3f (0.5f, 0.5f, 1.0f); // set color to a blue shade.
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glColor3f (0.4f, 0.4f, 1.0f); // set color to a blue shade.
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glBegin (GL_QUADS); // start drawing a polygon (4 sided)
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glBegin (GL_QUADS); // start drawing a polygon (4 sided)
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glTexCoord3f (0.0f, 1.0f, 0.0f);
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glTexCoord3f (0.0f, 1.0f, 0.0f);
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glVertex3f (-1.0f, 1.0f, 0.0f); // Top Left
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glVertex3f (-0.4f, 0.4f, 0.0f); // Top Left
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glTexCoord3f (1.0f, 1.0f, 0.0f);
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glTexCoord3f (1.0f, 1.0f, 0.0f);
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glVertex3f (1.0f, 1.0f, 0.0f); // Top Right
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glVertex3f (0.4f, 0.4f, 0.0f); // Top Right
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glTexCoord3f (1.0f, 0.0f, 0.0f);
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glTexCoord3f (1.0f, 0.0f, 0.0f);
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glVertex3f (1.0f, -1.0f, 0.0f); // Bottom Right
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glVertex3f (0.4f, -0.4f, 0.0f); // Bottom Right
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glTexCoord3f (0.0f, 0.0f, 0.0f);
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glTexCoord3f (0.0f, 0.0f, 0.0f);
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glVertex3f (-1.0f, -1.0f, 0.0f); // Bottom Left
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glVertex3f (-0.4f, -0.4f, 0.0f); // Bottom Left
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glEnd (); // done with the polygon
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glEnd (); // done with the polygon
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glBindTexture (GL_TEXTURE_2D, 0);
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glBindTexture (GL_TEXTURE_2D, 0);
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