Changeset 403 for trunk/src/gl/gl_context.cc

Timestamp:

06/14/15 14:31:00 (10 years ago)

Author:

epyon

Message:

• got rid of exceptions
• assert enhancements
• lots of minor cleanup

File:

• trunk/src/gl/gl_context.cc (modified) (3 diffs)

trunk/src/gl/gl_context.cc

@@ -379 +379 @@
 void gl_context::set_viewport( const ivec4& viewport )
 {
-        if ( viewport.z < 0 || viewport.w < 0 )
-        {
-                NV_THROW( logic_error, "viewport width and height must be greater than zero!");
-        }
-
+        NV_ASSERT_ALWAYS( viewport.z > 0 && viewport.w > 0, "viewport dimensions must be greater than zero!" );
         m_viewport = viewport;
         glViewport( viewport.x, viewport.y, viewport.z, viewport.w );
@@ -456 +452 @@
         }
 
-        if ( scissor.dim.x < 0 || scissor.dim.y < 0 )
-        {
-                NV_THROW( logic_error, "scissor_test.rect width and height must be greater than zero!" );
-        }
 
         if ( scissor.enabled )
         {
+                NV_ASSERT_ALWAYS( scissor.dim.x > 0 && scissor.dim.y > 0, "scissor_test.rect dimension equal to zero!" );
+
                 if ( m_render_state.scissor_test.dim != scissor.dim || m_render_state.scissor_test.pos != scissor.pos )
                 {
@@ -514 +508 @@
 void gl_context::apply_depth_range( const depth_range& range )
 {
-        if ( range.near < 0.0 || range.near > 1.0 )
-        {
-                NV_THROW( logic_error, "render_state.depth_range.near must be between zero and one!");
-        }
-        if ( range.far < 0.0 || range.far > 1.0 )
-        {
-                NV_THROW( logic_error, "render_state.depth_range.far must be between zero and one!");
-        }
+        NV_ASSERT_ALWAYS( range.near >= 0.0 && range.near <= 1.0, "render_state.depth_range.near must be between zero and one!" );
+        NV_ASSERT_ALWAYS( range.far  >= 0.0 && range.far  <= 1.0, "render_state.depth_range.far must be between zero and one!" );
 
         if ((m_render_state.depth_range.far  != range.far) ||