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This commit is contained in:
aignacio_sf 2006-05-23 23:38:22 +00:00
parent 91b341dafb
commit 20d6d877e1
1 changed files with 35 additions and 4 deletions
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39
panda/src/display/stencilRenderStates.cxx
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@ -4,7 +4,8 @@
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) 2001 - 2006, Disney Enterprises, Inc. All rights reserved
// Copyright (c) 2001 - 2006, Disney Enterprises, Inc. All rights
// reserved.
//
// All use of this software is subject to the terms of the Panda 3d
// Software license. You should have received a copy of this license
@ -19,6 +20,10 @@
#include "graphicsStateGuardian.h"
#include "stencilRenderStates.h"
////////////////////////////////////////////////////////////////////
// Function: StencilRenderStates::Constructor
// Description: Constructor. All data is set to the default.
////////////////////////////////////////////////////////////////////
StencilRenderStates::
StencilRenderStates (GraphicsStateGuardian *gsg) {
@ -31,8 +36,6 @@ StencilRenderStates (GraphicsStateGuardian *gsg) {
}
// set default render states
set_stencil_render_state (false, SRS_clear_value, 0);
set_stencil_render_state (false, SRS_reference, 0);
set_stencil_render_state (false, SRS_read_mask, ~0);
@ -53,14 +56,33 @@ StencilRenderStates (GraphicsStateGuardian *gsg) {
_gsg = gsg;
}
////////////////////////////////////////////////////////////////////
// Function: StencilRenderStates::Destructor
// Description:
////////////////////////////////////////////////////////////////////
StencilRenderStates::
~StencilRenderStates (void) {
}
////////////////////////////////////////////////////////////////////
// Function: StencilRenderStates::set_stencil_render_state
// Description: Sets the current render state for the specified
// stencil render state. The execute_function
// parameter can be used to defer the actual setting
// of the render state at the API level. This is
// useful for the OpenGL API where certain render
// states are not independent/atomic (i.e.
// glStencilFunc and glStencilOp).
////////////////////////////////////////////////////////////////////
void StencilRenderStates::
set_stencil_render_state (bool execute_function, StencilRenderStates::StencilRenderState stencil_render_state, StencilType value) {
// DEBUG
if (false) {
printf ("SRS %d %d %d \n", execute_function, stencil_render_state, value);
}
_stencil_render_state_array [stencil_render_state] = value;
if (execute_function) {
@ -73,13 +95,22 @@ set_stencil_render_state (bool execute_function, StencilRenderStates::StencilRen
}
}
////////////////////////////////////////////////////////////////////
// Function: StencilRenderStates::get_stencil_render_state
// Description: Gets the current render state for the specified
// stencil render state.
////////////////////////////////////////////////////////////////////
StencilType StencilRenderStates::
get_stencil_render_state (StencilRenderStates::StencilRenderState stencil_render_state) {
return _stencil_render_state_array [stencil_render_state];
}
////////////////////////////////////////////////////////////////////
// Function: StencilRenderStates::set_stencil_function
// Description: Registers an API specific callback for setting a
// specified stencil render state.
////////////////////////////////////////////////////////////////////
void StencilRenderStates::
set_stencil_function (StencilRenderStates::StencilRenderState stencil_render_state, StencilFunction stencil_function) {
_stencil_function_array [stencil_render_state] = stencil_function;
}