/usr/include/Nux-4.0/NuxGraphics/GLRenderStates.h is in libnux-4.0-dev 4.0.6+14.04.20140409-0ubuntu1.
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* Copyright 2010 Inalogic® Inc.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License, as
* published by the Free Software Foundation; either version 2.1 or 3.0
* of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the applicable version of the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of both the GNU Lesser General Public
* License along with this program. If not, see <http://www.gnu.org/licenses/>
*
* Authored by: Jay Taoko <jaytaoko@inalogic.com>
*
*/
#ifndef GLRENDERSTATES_H
#define GLRENDERSTATES_H
#include "NuxCore/NuxCore.h"
#include "GpuDevice.h"
namespace nux
{
enum
{
GFXRS_FRONT_POLYGONMODE, // GL_FILL
GFXRS_BACK_POLYGONMODE, // GL_FILL
GFXRS_CULLFACEENABLE, // GL_FALSE
GFXRS_CULLFACE, // GL_BACK
GFXRS_FRONTFACE, // GL_CCW
GFXRS_SCISSORTESTENABLE, // GL_FALSE
GFXRS_ZTESTENABLE, // GL_TRUE
GFXRS_ZWRITEENABLE, // GL_TRUE
GFXRS_ZFUNC, // GL_LESS
GFXRS_ZNEAR, // 0.0f
GFXRS_ZFAR, // 1.0f
GFXRS_ALPHABLENDENABLE, // GL_FALSE
GFXRS_BLENDOP, // GL_FUNC_ADD
GFXRS_BLENDOPALPHA, // GL_FUNC_ADD
GFXRS_SRCBLEND, // GL_ONE
GFXRS_DESTBLEND, // GL_ZERO
GFXRS_SRCBLENDALPHA, // GL_ONE
GFXRS_DESTBLENDALPHA, // GL_ZERO
GFXRS_ALPHATESTENABLE, // GL_FALSE
GFXRS_ALPHATESTREF, // 0x0
GFXRS_ALPHATESTFUNC, // GL_ALWAYS
GFXRS_STENCILENABLE, // GL_FALSE
GFXRS_TWOSIDEDSTENCILENABLE, // GL_FALSE
GFXRS_FRONT_STENCILWRITEMASK, // 0xFFFFFFFF
GFXRS_BACK_STENCILWRITEMASK, // 0xFFFFFFFF
GFXRS_FRONT_STENCILFUNC, // GL_ALWAYS
GFXRS_FRONT_STENCILREF, // 0x0
GFXRS_FRONT_STENCILMASK, // 0xFF
GFXRS_FRONT_STENCILFAIL, // GL_KEEP
GFXRS_FRONT_STENCILZFAIL, // GL_KEEP
GFXRS_FRONT_STENCILZPASS, // GL_KEEP
GFXRS_BACK_STENCILFUNC, // GL_ALWAYS
GFXRS_BACK_STENCILREF, // 0x0
GFXRS_BACK_STENCILMASK, // 0xFF
GFXRS_BACK_STENCILFAIL, // GL_KEEP
GFXRS_BACK_STENCILZFAIL, // GL_KEEP
GFXRS_BACK_STENCILZPASS, // GL_KEEP
GFXRS_LINESMOOTHENABLE, // GL_FALSE
GFXRS_LINEWIDTH, // 1.0f
GFXRS_LINEHINT, // GL_FASTEST
GFXRS_COLORWRITEENABLE_R, // TRUE or FALSE
GFXRS_COLORWRITEENABLE_G, // TRUE or FALSE
GFXRS_COLORWRITEENABLE_B, // TRUE or FALSE
GFXRS_COLORWRITEENABLE_A, // TRUE or FALSE
GFXRS_MAX_RENDERSTATES,
};
enum
{
GFXSS_ADDRESSU,
GFXSS_ADDRESSV,
GFXSS_ADDRESSW,
GFXSS_MINFILTER,
GFXSS_MAGFILTER,
GFXSS_MIPMAPFILTER,
GFXSS_MIPMAPLODBIAS,
GFXSS_MAXANISOTROPY,
GFXSS_SRGBWRITEENABLE,
GFXSS_MAX_SAMPLERSTATES,
};
typedef enum
{
CLEAR = 0,
SRC,
DST,
SRC_OVER,
DST_OVER,
SRC_IN,
DST_IN,
SRC_OUT,
DST_OUT,
SRC_ATOP,
DST_ATOP,
XOR,
PLUS
} PorterDuffOperator;
struct RenderStateMap
{
unsigned int Checked;
unsigned int State;
unsigned int iValue;
float fValue;
};
class GpuRenderStates
{
public:
GpuRenderStates(GpuBrand board, GpuInfo* info);
~GpuRenderStates();
void ResetDefault();
void ResetStateChangeToDefault();
void CommitStateChangeToDefault();
void CheckStateChange();
void SubmitChangeStates();
//! Check that all render states ar conform to the default
void CheckRenderStatesConformity();
// Render states
#ifndef NUX_OPENGLES_20
inline void SetAlphaTest(
bool EnableAlphaTest_,
unsigned int AlphaTestFunc_ = GL_ALWAYS,
BYTE AlphaTestRef_ = 0);
#endif
inline void SetBlend(bool AlphaBlendEnable_);
inline void SetBlend(bool AlphaBlendEnable_,
unsigned int SrcBlendFactor_ /*= GL_ONE*/,
unsigned int DestBlendFactor_ /*= GL_ZERO*/);
inline void GetBlend(unsigned int& AlphaBlendEnable_,
unsigned int& SrcBlendFactor_,
unsigned int& DestBlendFactor_);
inline void SetSeparateBlend(bool _bEnable,
unsigned int SrcBlendFactor_ /*= GL_ONE*/,
unsigned int DestBlendFactor_ /*= GL_ZERO*/,
unsigned int SrcFactorAlpha_ /*= GL_ONE*/,
unsigned int DestFactorAlpha_ /*= GL_ZERO*/);
inline void SetPremultipliedBlend(PorterDuffOperator op);
inline void SetBlendOp(
unsigned int BlendOp = GL_FUNC_ADD);
inline void SetSeparateBlendOp(
unsigned int BlendOpRGB_ = GL_FUNC_ADD,
unsigned int BlendOpAlpha_ = GL_FUNC_ADD);
inline void SetCullMode(bool EnableCullFace,
unsigned int FrontFace_ = GL_CCW,
unsigned int Cullface_ = GL_BACK);
inline void SetDepthTest(bool EnableDepthTest,
unsigned int WriteEnable_ = GL_TRUE,
unsigned int DepthFunc_ = GL_LEQUAL);
inline void SetDepthRange(
float zNear = 0.0f,
float zFar = 1.0f);
inline void SetStencil(bool enable_stencil);
inline void SetStencilFunc(unsigned int func, int ref, unsigned int mask);
inline void SetStencilOp(unsigned int stencil_fail, unsigned int stencil_pass_depth_fail, unsigned int stencil_pass_depth_pass);
#if 0
// If two sided stencil is not activated, the setting is also used for the back face.
inline void SetStencilFrontFace(
bool EnableStencil_, // GL_TRUE enable stencil test
unsigned int Func_ = GL_ALWAYS,
unsigned int FailOp_ = GL_KEEP,
unsigned int ZFailOp_ = GL_KEEP,
unsigned int ZPassOp_ = GL_KEEP,
unsigned int Ref_ = 0,
unsigned int Mask_ = 0xffffffff);
// Set stencil test for the back face.
inline void SetStencilBackFace(
bool EnableTwoSideStencil_, // GL_TRUE enable Two Sided Stencil test
unsigned int Func_ = GL_ALWAYS,
unsigned int FailOp_ = GL_KEEP,
unsigned int ZFailOp_ = GL_KEEP,
unsigned int ZPassOp_ = GL_KEEP,
unsigned int Ref_ = 0,
unsigned int Mask_ = 0xffffffff);
inline void SetFrontFaceStencilWriteMask(
unsigned int WriteMask_ = 0xffffffff);
inline void SetBackFaceStencilWriteMask(
unsigned int WriteMask_ = 0xffffffff);
#endif
inline void EnableLineSmooth(
bool EnableLineSmooth = TRUE,
unsigned int LineWidth = 1,
unsigned int HINT = GL_FASTEST);
inline void SetColorMask(
unsigned int bRed = TRUE,
unsigned int bGreen = TRUE,
unsigned int bBlue = TRUE,
unsigned int bAlpha = TRUE);
inline void GetColorMask(
unsigned int& bRed,
unsigned int& bGreen,
unsigned int& bBlue,
unsigned int& bAlpha);
inline void SetDepthMask(unsigned int bDepth = TRUE);
inline void EnableScissor(unsigned int bScissor = FALSE);
#ifndef NUX_OPENGLES_20
inline void SetPolygonMode(unsigned int FrontMode = GL_FILL, unsigned int BackMode = GL_FILL);
#else
inline void SetPolygonMode(unsigned int FrontMode, unsigned int BackMode);
#endif
inline void SetPolygonOffset(unsigned int bEnable,
float Factor = 0.0f, float Units = 0.0f);
private:
GpuBrand gpu_brand_;
GpuInfo* gpu_info_;
#ifndef NUX_OPENGLES_20
inline void HW__EnableAlphaTest(unsigned int b);
inline void HW__SetAlphaTestFunc(
unsigned int AlphaTestFunc_,
BYTE AlphaTestRef_);
#endif
inline void HW__EnableAlphaBlend(unsigned int b);
inline void HW__SetSeparateAlphaBlend_Enable(unsigned int b);
inline void HW__SetSeparateAlphaBlendFactors(
unsigned int SrcBlendFactor_,
unsigned int DestBlendFactor_,
unsigned int SrcFactorAlpha_,
unsigned int DestFactorAlpha_);
inline void HW__SetAlphaBlendOp(unsigned int BlendOpRGB_,
unsigned int BlendOpAlpha_);
inline void HW__EnableCulling(unsigned int b);
inline void HW__SetFrontFace(unsigned int FrontFace_);
inline void HW__SetCullFace(unsigned int CullFace_);
inline void HW__SetEnableDepthTest(unsigned int b);
inline void HW__SetDepthFunc(unsigned int Func);
inline void HW__SetDepthRange(float zNear, float zFar);
inline void HW__EnableStencil(unsigned int b);
inline void HW__SetStencilOp(unsigned int FailOp_, unsigned int ZFailOp_, unsigned int ZPassOp_);
inline void HW__SetStencilFunc(unsigned int func, int ref, unsigned int mask);
#if 0
inline void HW__EnableTwoSidedStencil(unsigned int b);
inline void HW__SetStencilFrontFaceWriteMask(unsigned int WriteMask_);
inline void HW__SetStencilBackFaceWriteMask(unsigned int WriteMask_);
inline void HW__SetFrontFaceStencilFunc(unsigned int Func_,
unsigned int Ref_,
unsigned int Mask_);
inline void HW__SetBackFaceStencilFunc(
unsigned int Func_,
unsigned int Ref_,
unsigned int Mask_);
inline void HW__SetFrontFaceStencilOp(
unsigned int FailOp_,
unsigned int ZFailOp_,
unsigned int ZPassOp_);
inline void HW__SetBackFaceStencilOp(
unsigned int FailOp_,
unsigned int ZFailOp_,
unsigned int ZPassOp_);
#endif
#ifndef NUX_OPENGLES_20
inline void HW__EnableLineSmooth(unsigned int EnableLineSmooth);
#endif
inline void HW__SetLineWidth(unsigned int width, unsigned int HINT);
inline void HW__SetColorMask(unsigned int bRed, unsigned int bGreen, unsigned int bBlue, unsigned int bAlpha);
inline void HW__SetDepthMask(unsigned int bDepth);
inline void HW__EnableScissor(unsigned int bScissor);
#ifndef NUX_OPENGLES_20
inline void HW__SetPolygonMode(unsigned int FrontMode, unsigned int BackMode);
#endif
private:
RenderStateMap render_state_changes_[GFXRS_MAX_RENDERSTATES];
RenderStateMap sampler_state_changes_[4][GFXSS_MAX_SAMPLERSTATES];
};
#define SET_RS_VALUE(a, b) (a).iValue = (b)
#define RS_VALUE(a) (a).iValue
//#define SET_RS_VALUE_FLOAT(a, b) (a).fValue = (b)
//#define RS_VALUE_FLOAT(a, b) (a).fValue
#ifndef NUX_OPENGLES_20
inline void GpuRenderStates::SetAlphaTest(
bool EnableAlphaTest_,
unsigned int AlphaTestFunc_,
BYTE AlphaTestRef_)
{
if (EnableAlphaTest_)
{
if (!RS_VALUE(render_state_changes_[GFXRS_ALPHATESTENABLE]))
{
HW__EnableAlphaTest(TRUE);
}
if ((RS_VALUE(render_state_changes_[GFXRS_ALPHATESTFUNC]) != AlphaTestFunc_) ||
(RS_VALUE(render_state_changes_[GFXRS_ALPHATESTREF]) != AlphaTestRef_))
{
HW__SetAlphaTestFunc(AlphaTestFunc_, AlphaTestRef_);
}
}
else
{
HW__EnableAlphaTest(GL_FALSE);
HW__SetAlphaTestFunc(AlphaTestFunc_, AlphaTestRef_);
}
}
#endif
inline void GpuRenderStates::SetBlend(bool AlphaBlendEnable_)
{
if (AlphaBlendEnable_)
{
if (!RS_VALUE(render_state_changes_[GFXRS_ALPHABLENDENABLE]))
{
HW__EnableAlphaBlend(TRUE);
}
}
else
{
if (RS_VALUE(render_state_changes_[GFXRS_ALPHABLENDENABLE]))
{
HW__EnableAlphaBlend(GL_FALSE);
}
}
}
inline void GpuRenderStates::SetBlend(bool AlphaBlendEnable_,
unsigned int SrcBlendFactor_,
unsigned int DestBlendFactor_)
{
SetBlend(AlphaBlendEnable_);
if ((RS_VALUE(render_state_changes_[GFXRS_SRCBLEND]) != SrcBlendFactor_) ||
(RS_VALUE(render_state_changes_[GFXRS_DESTBLEND]) != DestBlendFactor_))
{
HW__SetSeparateAlphaBlendFactors(
SrcBlendFactor_,
DestBlendFactor_,
SrcBlendFactor_,
DestBlendFactor_);
}
}
inline void GpuRenderStates::GetBlend(unsigned int& AlphaBlendEnable_,
unsigned int& SrcBlendFactor_,
unsigned int& DestBlendFactor_)
{
AlphaBlendEnable_ = RS_VALUE(render_state_changes_[GFXRS_ALPHABLENDENABLE]);
SrcBlendFactor_ = RS_VALUE(render_state_changes_[GFXRS_SRCBLEND]);
DestBlendFactor_ = RS_VALUE(render_state_changes_[GFXRS_DESTBLEND]);
}
inline void GpuRenderStates::SetSeparateBlend(bool EnableSeparateAlphaBlend,
unsigned int SrcBlendFactor_,
unsigned int DestBlendFactor_,
unsigned int SrcBlendFactorAlpha_,
unsigned int DestBlendFactorAlpha_)
{
SetBlend(EnableSeparateAlphaBlend);
// if (EnableSeparateAlphaBlend)
// {
// if (!RS_VALUE(render_state_changes_[GFXRS_ALPHABLENDENABLE]))
// {
// HW__EnableAlphaBlend(TRUE);
// }
if ((RS_VALUE(render_state_changes_[GFXRS_SRCBLEND]) != SrcBlendFactor_) ||
(RS_VALUE(render_state_changes_[GFXRS_DESTBLEND]) != DestBlendFactor_) ||
(RS_VALUE(render_state_changes_[GFXRS_SRCBLENDALPHA]) != SrcBlendFactorAlpha_) ||
(RS_VALUE(render_state_changes_[GFXRS_DESTBLENDALPHA]) != DestBlendFactorAlpha_))
{
HW__SetSeparateAlphaBlendFactors(
SrcBlendFactor_,
DestBlendFactor_,
SrcBlendFactorAlpha_,
DestBlendFactorAlpha_);
}
// }
// else
// {
// HW__EnableAlphaBlend(GL_FALSE);
// HW__SetSeparateAlphaBlendFactors(
// SrcBlendFactor_,
// DestBlendFactor_,
// SrcBlendFactorAlpha_,
// DestBlendFactorAlpha_);
// }
}
inline void GpuRenderStates::SetPremultipliedBlend(PorterDuffOperator op)
{
static const struct
{
const unsigned int src_blend;
const unsigned int dst_blend;
} factor[13] =
{
{ GL_ZERO, GL_ZERO }, // CLEAR
{ GL_ONE, GL_ZERO }, // SRC
{ GL_ZERO, GL_ONE }, // DST
{ GL_ONE, GL_ONE_MINUS_SRC_ALPHA }, // SRC_OVER
{ GL_ONE_MINUS_DST_ALPHA, GL_ONE }, // DST_OVER
{ GL_DST_ALPHA, GL_ZERO }, // SRC_IN
{ GL_ZERO, GL_SRC_ALPHA }, // DST_IN
{ GL_ONE_MINUS_DST_ALPHA, GL_ZERO }, // SRC_OUT
{ GL_ZERO, GL_ONE_MINUS_SRC_ALPHA }, // DST_OUT
{ GL_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, // SRC_ATOP
{ GL_ONE_MINUS_DST_ALPHA, GL_SRC_ALPHA }, // DST_ATOP
{ GL_ONE_MINUS_DST_ALPHA, GL_ONE_MINUS_SRC_ALPHA }, // XOR
{ GL_ONE, GL_ONE } // PLUS
};
if ((RS_VALUE(render_state_changes_[GFXRS_SRCBLEND]) !=
factor[op].src_blend) ||
(RS_VALUE(render_state_changes_[GFXRS_DESTBLEND]) !=
factor[op].dst_blend))
{
HW__SetSeparateAlphaBlendFactors
(factor[op].src_blend, factor[op].dst_blend,
factor[op].src_blend, factor[op].dst_blend);
}
}
inline void GpuRenderStates::SetBlendOp(unsigned int BlendOp)
{
if ((RS_VALUE(render_state_changes_[GFXRS_BLENDOP]) != BlendOp))
{
HW__SetAlphaBlendOp(BlendOp, BlendOp);
}
}
inline void GpuRenderStates::SetSeparateBlendOp(
unsigned int BlendOpRGB_,
unsigned int BlendOpAlpha_)
{
if ((RS_VALUE(render_state_changes_[GFXRS_BLENDOP]) != BlendOpRGB_) ||
(RS_VALUE(render_state_changes_[GFXRS_BLENDOPALPHA]) != BlendOpAlpha_))
{
HW__SetAlphaBlendOp(BlendOpRGB_, BlendOpAlpha_);
}
}
inline void GpuRenderStates::SetCullMode(bool EnableCullFace,
unsigned int FrontFace_,
unsigned int Cullface_)
{
if (EnableCullFace)
{
if (!RS_VALUE(render_state_changes_[GFXRS_CULLFACEENABLE]))
{
HW__EnableCulling(TRUE);
}
if (RS_VALUE(render_state_changes_[GFXRS_FRONTFACE]) != FrontFace_)
{
HW__SetFrontFace(FrontFace_);
}
if (RS_VALUE(render_state_changes_[GFXRS_CULLFACE]) != Cullface_)
{
HW__SetCullFace(Cullface_);
}
}
else
{
HW__EnableCulling(FALSE);
HW__SetFrontFace(FrontFace_);
HW__SetCullFace(Cullface_);
}
}
inline void GpuRenderStates::SetDepthTest(bool EnableDepthTest,
unsigned int WriteEnable_,
unsigned int DepthFunc_)
{
if (EnableDepthTest)
{
if (!RS_VALUE(render_state_changes_[GFXRS_ZTESTENABLE]))
{
HW__SetEnableDepthTest(TRUE);
}
if (RS_VALUE(render_state_changes_[GFXRS_ZWRITEENABLE]) != WriteEnable_)
{
HW__SetDepthMask(WriteEnable_);
}
if (RS_VALUE(render_state_changes_[GFXRS_ZFUNC]) != DepthFunc_)
{
HW__SetDepthFunc(DepthFunc_);
}
}
else
{
HW__SetEnableDepthTest(FALSE);
HW__SetDepthMask(WriteEnable_);
HW__SetDepthFunc(DepthFunc_);
}
}
inline void GpuRenderStates::SetDepthRange(float zNear, float zFar)
{
if ((RS_VALUE(render_state_changes_[GFXRS_ZNEAR]) != static_cast<unsigned int> (zNear)) ||
(RS_VALUE(render_state_changes_[GFXRS_ZFAR]) != static_cast<unsigned int> (zFar)))
{
HW__SetDepthRange(zNear, zFar);
}
}
void GpuRenderStates::SetStencil(bool enable_stencil)
{
if (enable_stencil)
{
if (!RS_VALUE(render_state_changes_[GFXRS_STENCILENABLE]))
{
HW__EnableStencil(TRUE);
}
}
else
{
HW__EnableStencil(FALSE);
}
}
void GpuRenderStates::SetStencilFunc(unsigned int func, int ref, unsigned int mask)
{
if (
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILFUNC]) != func) ||
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILREF]) != (unsigned int)ref) ||
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILMASK]) != mask)
)
{
HW__SetStencilFunc(func, ref, mask);
}
}
void GpuRenderStates::SetStencilOp(unsigned int stencil_fail, unsigned int stencil_pass_depth_fail, unsigned int stencil_pass_depth_pass)
{
if (
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILFAIL]) != stencil_fail) ||
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILZFAIL]) != stencil_pass_depth_fail) ||
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILZPASS]) != stencil_pass_depth_pass)
)
{
HW__SetStencilOp(stencil_fail, stencil_pass_depth_fail, stencil_pass_depth_pass);
}
}
#if 0
inline void GpuRenderStates::SetStencilFrontFace(
bool EnableStencil_, // GL_TRUE enable stencil test
unsigned int Func_,
unsigned int FailOp_,
unsigned int ZFailOp_,
unsigned int ZPassOp_,
unsigned int Ref_,
unsigned int Mask_)
{
if (EnableStencil_)
{
if (!RS_VALUE(render_state_changes_[GFXRS_STENCILENABLE]))
{
HW__EnableStencil(TRUE);
}
if (
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILFUNC]) != Func_) ||
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILREF]) != Ref_) ||
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILMASK]) != Mask_) ||
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILFAIL]) != FailOp_) ||
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILZFAIL]) != ZFailOp_) ||
(RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILZPASS]) != ZPassOp_)
)
{
HW__SetFrontFaceStencilFunc(Func_, Ref_, Mask_);
HW__SetFrontFaceStencilOp(FailOp_, ZFailOp_, ZPassOp_);
}
}
else
{
HW__EnableStencil(FALSE);
HW__SetFrontFaceStencilFunc(Func_, Ref_, Mask_);
HW__SetFrontFaceStencilOp(FailOp_, ZFailOp_, ZPassOp_);
}
}
inline void GpuRenderStates::SetStencilBackFace(
bool EnableTwoSideStencil_, // GL_TRUE enable Two Sided Stencil test
unsigned int Func_,
unsigned int FailOp_,
unsigned int ZFailOp_,
unsigned int ZPassOp_,
unsigned int Ref_,
unsigned int Mask_)
{
if (EnableTwoSideStencil_)
{
if (!RS_VALUE(render_state_changes_[GFXRS_STENCILENABLE]))
{
HW__EnableStencil(TRUE);
}
if (!RS_VALUE(render_state_changes_[GFXRS_TWOSIDEDSTENCILENABLE]))
{
HW__EnableTwoSidedStencil(TRUE);
}
if (
(RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILFUNC]) != Func_) ||
(RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILREF]) != Ref_) ||
(RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILMASK]) != Mask_) ||
(RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILFAIL]) != FailOp_) ||
(RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILZFAIL]) != ZFailOp_) ||
(RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILZPASS]) != ZPassOp_)
)
{
HW__SetBackFaceStencilFunc(Func_, Ref_, Mask_);
HW__SetBackFaceStencilOp(FailOp_, ZFailOp_, ZPassOp_);
}
}
else
{
HW__EnableTwoSidedStencil(FALSE);
HW__SetBackFaceStencilFunc(Func_, Ref_, Mask_);
HW__SetBackFaceStencilOp(FailOp_, ZFailOp_, ZPassOp_);
}
}
inline void GpuRenderStates::SetFrontFaceStencilWriteMask(
unsigned int WriteMask_)
{
HW__SetStencilFrontFaceWriteMask(WriteMask_);
}
inline void GpuRenderStates::SetBackFaceStencilWriteMask(
unsigned int WriteMask_)
{
HW__SetStencilBackFaceWriteMask(WriteMask_);
}
#endif
inline void GpuRenderStates::EnableLineSmooth(
bool EnableLineSmooth,
unsigned int LineWidth,
unsigned int Hint)
{
if (EnableLineSmooth)
{
if (!RS_VALUE(render_state_changes_[GFXRS_LINESMOOTHENABLE]))
{
#ifndef NUX_OPENGLES_20
HW__EnableLineSmooth(GL_TRUE);
#endif
}
if ((RS_VALUE(render_state_changes_[GFXRS_LINEWIDTH]) != LineWidth) ||
(RS_VALUE(render_state_changes_[GFXRS_LINEHINT]) != Hint))
{
HW__SetLineWidth(LineWidth, Hint);
}
}
else
{
#ifndef NUX_OPENGLES_20
HW__EnableLineSmooth(GL_FALSE);
#endif
HW__SetLineWidth(LineWidth, Hint);
}
}
inline void GpuRenderStates::SetColorMask(
unsigned int bRed,
unsigned int bGreen,
unsigned int bBlue,
unsigned int bAlpha)
{
if ((RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_R]) != bRed) ||
(RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_G]) != bGreen) ||
(RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_B]) != bBlue) ||
(RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_A]) != bAlpha))
{
HW__SetColorMask(bRed, bGreen, bBlue, bAlpha);
}
}
inline void GpuRenderStates::GetColorMask(
unsigned int& bRed,
unsigned int& bGreen,
unsigned int& bBlue,
unsigned int& bAlpha)
{
bRed = RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_R]);
bGreen = RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_G]);
bBlue = RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_B]);
bAlpha = RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_A]);
}
inline void GpuRenderStates::SetDepthMask(unsigned int bDepth)
{
if ((RS_VALUE(render_state_changes_[GFXRS_ZWRITEENABLE]) != bDepth))
{
HW__SetDepthMask(bDepth);
}
}
inline void GpuRenderStates::EnableScissor(unsigned int bScissor)
{
if ((RS_VALUE(render_state_changes_[GFXRS_SCISSORTESTENABLE]) != bScissor))
{
HW__EnableScissor(bScissor);
}
}
#ifndef NUX_OPENGLES_20
inline void GpuRenderStates::SetPolygonMode(unsigned int FrontMode, unsigned int BackMode)
{
if ((RS_VALUE(render_state_changes_[GFXRS_FRONT_POLYGONMODE]) != FrontMode) ||
(RS_VALUE(render_state_changes_[GFXRS_BACK_POLYGONMODE]) != BackMode))
{
HW__SetPolygonMode(FrontMode, BackMode);
}
}
#else
inline void GpuRenderStates::SetPolygonMode(unsigned int /*FrontMode*/, unsigned int /*BackMode*/)
{
}
#endif
#ifndef NUX_OPENGLES_20
inline void GpuRenderStates::HW__EnableAlphaTest(unsigned int b)
{
if (b)
{
CHECKGL(glEnable(GL_ALPHA_TEST));
}
else
{
CHECKGL(glDisable(GL_ALPHA_TEST));
}
SET_RS_VALUE(render_state_changes_[GFXRS_ALPHATESTENABLE], b ? GL_TRUE : GL_FALSE);
}
inline void GpuRenderStates::HW__SetAlphaTestFunc(unsigned int AlphaTestFunc_,
BYTE AlphaTestRef_)
{
nuxAssertMsg(
(AlphaTestFunc_ == GL_NEVER) ||
(AlphaTestFunc_ == GL_LESS) ||
(AlphaTestFunc_ == GL_EQUAL) ||
(AlphaTestFunc_ == GL_LEQUAL) ||
(AlphaTestFunc_ == GL_GREATER) ||
(AlphaTestFunc_ == GL_NOTEQUAL) ||
(AlphaTestFunc_ == GL_GEQUAL) ||
(AlphaTestFunc_ == GL_ALWAYS),
"Error(HW__SetAlphaTestFunc): Invalid Alpha Test Function RenderState");
CHECKGL(glAlphaFunc(AlphaTestFunc_, (float) AlphaTestRef_ * (1.0f / 255.0f)));
SET_RS_VALUE(render_state_changes_[GFXRS_ALPHATESTFUNC], AlphaTestFunc_);
SET_RS_VALUE(render_state_changes_[GFXRS_ALPHATESTREF], AlphaTestRef_);
}
#endif
inline void GpuRenderStates::HW__EnableAlphaBlend(unsigned int b)
{
if (b)
{
CHECKGL(glEnable(GL_BLEND));
}
else
{
CHECKGL(glDisable(GL_BLEND));
}
SET_RS_VALUE(render_state_changes_[GFXRS_ALPHABLENDENABLE], b ? GL_TRUE : GL_FALSE);
}
inline void GpuRenderStates::HW__SetSeparateAlphaBlendFactors(
unsigned int SrcBlendFactor_,
unsigned int DestBlendFactor_,
unsigned int SrcFactorAlpha_,
unsigned int DestFactorAlpha_)
{
nuxAssertMsg((SrcBlendFactor_ == GL_ZERO) || (SrcBlendFactor_ == GL_ONE) || (SrcBlendFactor_ == GL_SRC_COLOR) || (SrcBlendFactor_ == GL_ONE_MINUS_SRC_COLOR) || (SrcBlendFactor_ == GL_DST_COLOR) || (SrcBlendFactor_ == GL_ONE_MINUS_DST_COLOR) || (SrcBlendFactor_ == GL_SRC_ALPHA) || (SrcBlendFactor_ == GL_ONE_MINUS_SRC_ALPHA) || (SrcBlendFactor_ == GL_DST_ALPHA) || (SrcBlendFactor_ == GL_ONE_MINUS_DST_ALPHA) || (SrcBlendFactor_ == GL_CONSTANT_COLOR) || (SrcBlendFactor_ == GL_ONE_MINUS_CONSTANT_COLOR) || (SrcBlendFactor_ == GL_CONSTANT_ALPHA) || (SrcBlendFactor_ == GL_ONE_MINUS_CONSTANT_ALPHA) || (SrcBlendFactor_ == GL_SRC_ALPHA_SATURATE),
"Error(HW__SetSeparateAlphaBlendFactors): Invalid Blend RenderState");
nuxAssertMsg((DestBlendFactor_ == GL_ZERO) || (DestBlendFactor_ == GL_ONE) || (DestBlendFactor_ == GL_SRC_COLOR) || (DestBlendFactor_ == GL_ONE_MINUS_SRC_COLOR) || (DestBlendFactor_ == GL_DST_COLOR) || (DestBlendFactor_ == GL_ONE_MINUS_DST_COLOR) || (DestBlendFactor_ == GL_SRC_ALPHA) || (DestBlendFactor_ == GL_ONE_MINUS_SRC_ALPHA) || (DestBlendFactor_ == GL_DST_ALPHA) || (DestBlendFactor_ == GL_ONE_MINUS_DST_ALPHA) || (DestBlendFactor_ == GL_CONSTANT_COLOR) || (DestBlendFactor_ == GL_ONE_MINUS_CONSTANT_COLOR) || (DestBlendFactor_ == GL_CONSTANT_ALPHA) || (DestBlendFactor_ == GL_ONE_MINUS_CONSTANT_ALPHA),
"Error(HW__SetSeparateAlphaBlendFactors): Invalid Blend RenderState");
nuxAssertMsg((SrcFactorAlpha_ == GL_ZERO) || (SrcFactorAlpha_ == GL_ONE) || (SrcFactorAlpha_ == GL_SRC_COLOR) || (SrcFactorAlpha_ == GL_ONE_MINUS_SRC_COLOR) || (SrcFactorAlpha_ == GL_DST_COLOR) || (SrcFactorAlpha_ == GL_ONE_MINUS_DST_COLOR) || (SrcFactorAlpha_ == GL_SRC_ALPHA) || (SrcFactorAlpha_ == GL_ONE_MINUS_SRC_ALPHA) || (SrcFactorAlpha_ == GL_DST_ALPHA) || (SrcFactorAlpha_ == GL_ONE_MINUS_DST_ALPHA) || (SrcFactorAlpha_ == GL_CONSTANT_COLOR) || (SrcFactorAlpha_ == GL_ONE_MINUS_CONSTANT_COLOR) || (SrcFactorAlpha_ == GL_CONSTANT_ALPHA) || (SrcFactorAlpha_ == GL_ONE_MINUS_CONSTANT_ALPHA) || (SrcFactorAlpha_ == GL_SRC_ALPHA_SATURATE),
"Error(HW__SetSeparateAlphaBlendFactors): Invalid Blend RenderState");
nuxAssertMsg((DestFactorAlpha_ == GL_ZERO) || (DestFactorAlpha_ == GL_ONE) || (DestFactorAlpha_ == GL_SRC_COLOR) || (DestFactorAlpha_ == GL_ONE_MINUS_SRC_COLOR) || (DestFactorAlpha_ == GL_DST_COLOR) || (DestFactorAlpha_ == GL_ONE_MINUS_DST_COLOR) || (DestFactorAlpha_ == GL_SRC_ALPHA) || (DestFactorAlpha_ == GL_ONE_MINUS_SRC_ALPHA) || (DestFactorAlpha_ == GL_DST_ALPHA) || (DestFactorAlpha_ == GL_ONE_MINUS_DST_ALPHA) || (DestFactorAlpha_ == GL_CONSTANT_COLOR) || (DestFactorAlpha_ == GL_ONE_MINUS_CONSTANT_COLOR) || (DestFactorAlpha_ == GL_CONSTANT_ALPHA) || (DestFactorAlpha_ == GL_ONE_MINUS_CONSTANT_ALPHA),
"Error(HW__SetSeparateAlphaBlendFactors): Invalid Blend RenderState");
CHECKGL(glBlendFuncSeparate(
SrcBlendFactor_,
DestBlendFactor_,
SrcFactorAlpha_,
DestFactorAlpha_));
SET_RS_VALUE(render_state_changes_[GFXRS_SRCBLEND], SrcBlendFactor_);
SET_RS_VALUE(render_state_changes_[GFXRS_DESTBLEND], DestBlendFactor_);
SET_RS_VALUE(render_state_changes_[GFXRS_SRCBLENDALPHA], SrcFactorAlpha_);
SET_RS_VALUE(render_state_changes_[GFXRS_DESTBLENDALPHA], DestFactorAlpha_);
}
inline void GpuRenderStates::HW__SetAlphaBlendOp(
unsigned int BlendOpRGB_,
unsigned int BlendOpAlpha_)
{
#ifdef NUX_OPENGLES_20
nuxAssertMsg(
(BlendOpRGB_ == GL_FUNC_ADD) ||
(BlendOpRGB_ == GL_FUNC_SUBTRACT) ||
(BlendOpRGB_ == GL_FUNC_REVERSE_SUBTRACT),
"Error(HW__SetAlphaBlendOp): Invalid Blend Equation RenderState");
nuxAssertMsg(
(BlendOpAlpha_ == GL_FUNC_ADD) ||
(BlendOpAlpha_ == GL_FUNC_SUBTRACT) ||
(BlendOpAlpha_ == GL_FUNC_REVERSE_SUBTRACT),
"Error(HW__SetAlphaBlendOp): Invalid Blend Equation RenderState");
CHECKGL(glBlendEquationSeparate(BlendOpRGB_, BlendOpAlpha_));
#else
nuxAssertMsg(
(BlendOpRGB_ == GL_FUNC_ADD) ||
(BlendOpRGB_ == GL_FUNC_SUBTRACT) ||
(BlendOpRGB_ == GL_FUNC_REVERSE_SUBTRACT) ||
(BlendOpRGB_ == GL_MIN) ||
(BlendOpRGB_ == GL_MAX),
"Error(HW__SetAlphaBlendOp): Invalid Blend Equation RenderState");
nuxAssertMsg(
(BlendOpAlpha_ == GL_FUNC_ADD) ||
(BlendOpAlpha_ == GL_FUNC_SUBTRACT) ||
(BlendOpAlpha_ == GL_FUNC_REVERSE_SUBTRACT) ||
(BlendOpAlpha_ == GL_MIN) ||
(BlendOpAlpha_ == GL_MAX),
"Error(HW__SetAlphaBlendOp): Invalid Blend Equation RenderState");
if (gpu_info_->SupportOpenGL20())
{
CHECKGL(glBlendEquationSeparate(BlendOpRGB_, BlendOpAlpha_));
}
else if (gpu_info_->Support_EXT_Blend_Equation_Separate())
{
CHECKGL(glBlendEquationSeparateEXT(BlendOpRGB_, BlendOpAlpha_));
}
else
{
CHECKGL(glBlendEquation(BlendOpRGB_));
}
#endif
SET_RS_VALUE(render_state_changes_[GFXRS_BLENDOP], BlendOpRGB_);
SET_RS_VALUE(render_state_changes_[GFXRS_BLENDOPALPHA], BlendOpAlpha_);
}
inline void GpuRenderStates::HW__EnableCulling(unsigned int b)
{
if (b)
{
CHECKGL(glEnable(GL_CULL_FACE));
}
else
{
CHECKGL(glDisable(GL_CULL_FACE));
}
SET_RS_VALUE(render_state_changes_[GFXRS_CULLFACEENABLE], b ? GL_TRUE : GL_FALSE);
}
inline void GpuRenderStates::HW__SetFrontFace(unsigned int FrontFace_)
{
nuxAssertMsg(
(FrontFace_ == GL_CW) ||
(FrontFace_ == GL_CCW),
"Error(HW__SetFrontFace): Invalid Front Face RenderState");
CHECKGL(glFrontFace(FrontFace_));
SET_RS_VALUE(render_state_changes_[GFXRS_FRONTFACE], FrontFace_);
}
inline void GpuRenderStates::HW__SetCullFace(unsigned int CullFace_)
{
nuxAssertMsg(
(CullFace_ == GL_FRONT) ||
(CullFace_ == GL_BACK) ||
(CullFace_ == GL_FRONT_AND_BACK),
"Error(HW__SetCullFace): Invalid Cull Face RenderState");
CHECKGL(glCullFace(CullFace_));
SET_RS_VALUE(render_state_changes_[GFXRS_CULLFACE], CullFace_);
}
inline void GpuRenderStates::HW__SetEnableDepthTest(unsigned int b)
{
if (b)
{
CHECKGL(glEnable(GL_DEPTH_TEST));
}
else
{
CHECKGL(glDisable(GL_DEPTH_TEST));
}
SET_RS_VALUE(render_state_changes_[GFXRS_ZTESTENABLE], b ? GL_TRUE : GL_FALSE);
}
inline void GpuRenderStates::HW__SetDepthRange(float zNear, float zFar)
{
CHECKGL(glDepthRange(zNear, zFar));
SET_RS_VALUE(render_state_changes_[GFXRS_ZNEAR], static_cast<unsigned int> (Clamp(zNear, 0.0f, 1.0f)));
SET_RS_VALUE(render_state_changes_[GFXRS_ZFAR], static_cast<unsigned int> (Clamp(zFar, 0.0f, 1.0f)));
}
inline void GpuRenderStates::HW__SetDepthFunc(unsigned int Func)
{
nuxAssertMsg(
(Func == GL_NEVER) ||
(Func == GL_LESS) ||
(Func == GL_EQUAL) ||
(Func == GL_LEQUAL) ||
(Func == GL_GREATER) ||
(Func == GL_NOTEQUAL) ||
(Func == GL_GEQUAL) ||
(Func == GL_ALWAYS),
"Error(HW__SetDepthFunc): Invalid Depth Func RenderState");
CHECKGL(glDepthFunc(Func));
SET_RS_VALUE(render_state_changes_[GFXRS_ZFUNC], Func);
}
inline void GpuRenderStates::HW__EnableStencil(unsigned int b)
{
if (b)
{
CHECKGL(glEnable(GL_STENCIL_TEST));
}
else
{
CHECKGL(glDisable(GL_STENCIL_TEST));
}
SET_RS_VALUE(render_state_changes_[GFXRS_STENCILENABLE], b ? GL_TRUE : GL_FALSE);
}
inline void GpuRenderStates::HW__SetStencilFunc(unsigned int func, int ref, unsigned int mask)
{
nuxAssertMsg(
(func == GL_NEVER) ||
(func == GL_LESS) ||
(func == GL_EQUAL) ||
(func == GL_LEQUAL) ||
(func == GL_GREATER) ||
(func == GL_NOTEQUAL) ||
(func == GL_GEQUAL) ||
(func == GL_ALWAYS),
"Error(HW__SetFrontFaceStencilFunc): Invalid Stencil Function RenderState");
CHECKGL(glStencilFunc(func, ref, mask));
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILFUNC], func);
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILREF], ref);
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILMASK], mask);
}
inline void GpuRenderStates::HW__SetStencilOp(unsigned int stencil_fail, unsigned int stencil_pass_depth_fail, unsigned int stencil_pass_depth_pass)
{
nuxAssertMsg(
(stencil_fail == GL_KEEP) ||
(stencil_fail == GL_ZERO) ||
(stencil_fail == GL_REPLACE) ||
(stencil_fail == GL_INCR) ||
(stencil_fail == GL_INCR_WRAP) ||
(stencil_fail == GL_DECR) ||
(stencil_fail == GL_DECR_WRAP) ||
(stencil_fail == GL_INVERT),
"Error(HW__SetFrontFaceStencilOp): Invalid FailOp RenderState");
nuxAssertMsg(
(stencil_pass_depth_fail == GL_KEEP) ||
(stencil_pass_depth_fail == GL_ZERO) ||
(stencil_pass_depth_fail == GL_REPLACE) ||
(stencil_pass_depth_fail == GL_INCR) ||
(stencil_pass_depth_fail == GL_INCR_WRAP) ||
(stencil_pass_depth_fail == GL_DECR) ||
(stencil_pass_depth_fail == GL_DECR_WRAP) ||
(stencil_pass_depth_fail == GL_INVERT),
"Error(HW__SetFrontFaceStencilOp): Invalid ZFailOp RenderState");
nuxAssertMsg(
(stencil_pass_depth_pass == GL_KEEP) ||
(stencil_pass_depth_pass == GL_ZERO) ||
(stencil_pass_depth_pass == GL_REPLACE) ||
(stencil_pass_depth_pass == GL_INCR) ||
(stencil_pass_depth_pass == GL_INCR_WRAP) ||
(stencil_pass_depth_pass == GL_DECR) ||
(stencil_pass_depth_pass == GL_DECR_WRAP) ||
(stencil_pass_depth_pass == GL_INVERT),
"Error(HW__SetFrontFaceStencilOp): Invalid ZPassOp RenderState");
CHECKGL(glStencilOp(stencil_fail, stencil_pass_depth_fail, stencil_pass_depth_pass));
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILFAIL], stencil_fail);
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILZFAIL], stencil_pass_depth_fail);
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILZPASS], stencil_pass_depth_pass);
}
#if 0
inline void GpuRenderStates::HW__EnableTwoSidedStencil(unsigned int b)
{
if (b)
{
if (gpu_brand_ == GPU_BRAND_AMD)
{
CHECKGL(glEnable(GL_STENCIL_TEST));
}
else
{
CHECKGL(glEnable(GL_STENCIL_TEST_TWO_SIDE_EXT));
}
}
else
{
if (gpu_brand_ == GPU_BRAND_AMD)
{
CHECKGL(glDisable(GL_STENCIL_TEST));
}
else
{
CHECKGL(glDisable(GL_STENCIL_TEST_TWO_SIDE_EXT));
}
}
SET_RS_VALUE(render_state_changes_[GFXRS_TWOSIDEDSTENCILENABLE], b ? GL_TRUE : GL_FALSE);
}
inline void GpuRenderStates::HW__SetStencilFrontFaceWriteMask(unsigned int WriteMask_)
{
CHECKGL(glActiveStencilFaceEXT(GL_FRONT));
CHECKGL(glStencilMask(WriteMask_));
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILWRITEMASK], WriteMask_);
}
inline void GpuRenderStates::HW__SetStencilBackFaceWriteMask(unsigned int WriteMask_)
{
CHECKGL(glActiveStencilFaceEXT(GL_BACK));
CHECKGL(glStencilMask(WriteMask_));
SET_RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILWRITEMASK], WriteMask_);
}
inline void GpuRenderStates::HW__SetFrontFaceStencilFunc(unsigned int Func_,
unsigned int Ref_,
unsigned int Mask_)
{
nuxAssertMsg(
(Func_ == GL_NEVER) ||
(Func_ == GL_LESS) ||
(Func_ == GL_EQUAL) ||
(Func_ == GL_LEQUAL) ||
(Func_ == GL_GREATER) ||
(Func_ == GL_NOTEQUAL) ||
(Func_ == GL_GEQUAL) ||
(Func_ == GL_ALWAYS),
"Error(HW__SetFrontFaceStencilFunc): Invalid Stencil Function RenderState");
CHECKGL(glActiveStencilFaceEXT(GL_FRONT));
CHECKGL(glStencilFunc(Func_, Ref_, Mask_));
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILFUNC], Func_);
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILREF], Ref_);
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILMASK], Mask_);
}
inline void GpuRenderStates::HW__SetBackFaceStencilFunc(
unsigned int Func_,
unsigned int Ref_,
unsigned int Mask_)
{
nuxAssertMsg(
(Func_ == GL_NEVER) ||
(Func_ == GL_LESS) ||
(Func_ == GL_EQUAL) ||
(Func_ == GL_LEQUAL) ||
(Func_ == GL_GREATER) ||
(Func_ == GL_NOTEQUAL) ||
(Func_ == GL_GEQUAL) ||
(Func_ == GL_ALWAYS),
"Error(HW__SetBackFaceStencilFunc): Invalid Stencil Function RenderState");
if (gpu_brand_ == GPU_BRAND_AMD)
{
CHECKGL(glStencilFuncSeparateATI(Func_/*Front function*/, Func_/*Back function*/, Ref_, Mask_)); // incorrect
}
else
{
CHECKGL(glActiveStencilFaceEXT(GL_BACK));
CHECKGL(glStencilFunc(Func_, Ref_, Mask_));
}
SET_RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILFUNC], Func_);
SET_RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILREF], Ref_);
SET_RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILMASK], Mask_);
}
inline void GpuRenderStates::HW__SetFrontFaceStencilOp(
unsigned int FailOp_,
unsigned int ZFailOp_,
unsigned int ZPassOp_)
{
nuxAssertMsg(
(FailOp_ == GL_KEEP) ||
(FailOp_ == GL_ZERO) ||
(FailOp_ == GL_REPLACE) ||
(FailOp_ == GL_INCR) ||
(FailOp_ == GL_INCR_WRAP) ||
(FailOp_ == GL_DECR) ||
(FailOp_ == GL_DECR_WRAP) ||
(FailOp_ == GL_INVERT),
"Error(HW__SetFrontFaceStencilOp): Invalid FailOp RenderState");
nuxAssertMsg(
(ZFailOp_ == GL_KEEP) ||
(ZFailOp_ == GL_ZERO) ||
(ZFailOp_ == GL_REPLACE) ||
(ZFailOp_ == GL_INCR) ||
(ZFailOp_ == GL_INCR_WRAP) ||
(ZFailOp_ == GL_DECR) ||
(ZFailOp_ == GL_DECR_WRAP) ||
(ZFailOp_ == GL_INVERT),
"Error(HW__SetFrontFaceStencilOp): Invalid ZFailOp RenderState");
nuxAssertMsg(
(ZPassOp_ == GL_KEEP) ||
(ZPassOp_ == GL_ZERO) ||
(ZPassOp_ == GL_REPLACE) ||
(ZPassOp_ == GL_INCR) ||
(ZPassOp_ == GL_INCR_WRAP) ||
(ZPassOp_ == GL_DECR) ||
(ZPassOp_ == GL_DECR_WRAP) ||
(ZPassOp_ == GL_INVERT),
"Error(HW__SetFrontFaceStencilOp): Invalid ZPassOp RenderState");
if (gpu_brand_ == GPU_BRAND_AMD)
{
CHECKGL(glStencilOpSeparateATI(GL_FRONT, FailOp_, ZFailOp_, ZPassOp_));
}
else
{
CHECKGL(glActiveStencilFaceEXT(GL_FRONT));
CHECKGL(glStencilOp(FailOp_, ZFailOp_, ZPassOp_));
}
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILFAIL], FailOp_);
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILZFAIL], ZFailOp_);
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_STENCILZPASS], ZPassOp_);
}
inline void GpuRenderStates::HW__SetBackFaceStencilOp(
unsigned int FailOp_,
unsigned int ZFailOp_,
unsigned int ZPassOp_)
{
nuxAssertMsg(
(FailOp_ == GL_KEEP) ||
(FailOp_ == GL_ZERO) ||
(FailOp_ == GL_REPLACE) ||
(FailOp_ == GL_INCR) ||
(FailOp_ == GL_INCR_WRAP) ||
(FailOp_ == GL_DECR) ||
(FailOp_ == GL_DECR_WRAP) ||
(FailOp_ == GL_INVERT),
"Error(HW__SetBackFaceStencilOp): Invalid FailOp RenderState");
nuxAssertMsg(
(ZFailOp_ == GL_KEEP) ||
(ZFailOp_ == GL_ZERO) ||
(ZFailOp_ == GL_REPLACE) ||
(ZFailOp_ == GL_INCR) ||
(ZFailOp_ == GL_INCR_WRAP) ||
(ZFailOp_ == GL_DECR) ||
(ZFailOp_ == GL_DECR_WRAP) ||
(ZFailOp_ == GL_INVERT),
"Error(HW__SetBackFaceStencilOp): Invalid ZFailOp RenderState");
nuxAssertMsg(
(ZPassOp_ == GL_KEEP) ||
(ZPassOp_ == GL_ZERO) ||
(ZPassOp_ == GL_REPLACE) ||
(ZPassOp_ == GL_INCR) ||
(ZPassOp_ == GL_INCR_WRAP) ||
(ZPassOp_ == GL_DECR) ||
(ZPassOp_ == GL_DECR_WRAP) ||
(ZPassOp_ == GL_INVERT),
"Error(HW__SetBackFaceStencilOp): Invalid ZPassOp RenderState");
if (gpu_brand_ == GPU_BRAND_AMD)
{
CHECKGL(glStencilOpSeparateATI(GL_BACK, FailOp_, ZFailOp_, ZPassOp_));
}
else
{
CHECKGL(glActiveStencilFaceEXT(GL_BACK));
CHECKGL(glStencilOp(FailOp_, ZFailOp_, ZPassOp_));
}
SET_RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILFAIL], FailOp_);
SET_RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILZFAIL], ZFailOp_);
SET_RS_VALUE(render_state_changes_[GFXRS_BACK_STENCILZPASS], ZPassOp_);
}
#endif
#ifndef NUX_OPENGLES_20
inline void GpuRenderStates::HW__EnableLineSmooth(unsigned int EnableLineSmooth)
{
if (EnableLineSmooth)
{
CHECKGL(glEnable(GL_LINE_SMOOTH));
}
else
{
CHECKGL(glDisable(GL_LINE_SMOOTH));
}
SET_RS_VALUE(render_state_changes_[GFXRS_LINESMOOTHENABLE], EnableLineSmooth ? GL_TRUE : GL_FALSE);
}
#endif
inline void GpuRenderStates::HW__SetLineWidth(unsigned int width, unsigned int Hint)
{
nuxAssertMsg(
(Hint == GL_NICEST) ||
(Hint == GL_FASTEST) ||
(Hint == GL_DONT_CARE),
"Error(HW__SetLineWidth): Invalid Line Hint RenderState");
CHECKGL(glLineWidth(width));
SET_RS_VALUE(render_state_changes_[GFXRS_LINEWIDTH], width);
#ifndef NUX_OPENGLES_20
CHECKGL(glHint(GL_LINE_SMOOTH_HINT, Hint));
SET_RS_VALUE(render_state_changes_[GFXRS_LINEHINT], Hint);
#endif
}
inline void GpuRenderStates::HW__SetColorMask(
unsigned int bRed,
unsigned int bGreen,
unsigned int bBlue,
unsigned int bAlpha)
{
CHECKGL(glColorMask(bRed, bGreen, bBlue, bAlpha));
SET_RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_R], bRed);
SET_RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_G], bGreen);
SET_RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_B], bBlue);
SET_RS_VALUE(render_state_changes_[GFXRS_COLORWRITEENABLE_A], bAlpha);
}
inline void GpuRenderStates::HW__SetDepthMask(unsigned int bDepth)
{
CHECKGL(glDepthMask(bDepth));
SET_RS_VALUE(render_state_changes_[GFXRS_ZWRITEENABLE], bDepth);
}
inline void GpuRenderStates::HW__EnableScissor(unsigned int bScissor)
{
if (bScissor)
{
CHECKGL(glEnable(GL_SCISSOR_TEST));
}
else
{
CHECKGL(glDisable(GL_SCISSOR_TEST));
}
SET_RS_VALUE(render_state_changes_[GFXRS_SCISSORTESTENABLE], bScissor ? GL_TRUE : GL_FALSE);
}
#ifndef NUX_OPENGLES_20
inline void GpuRenderStates::HW__SetPolygonMode(unsigned int FrontMode, unsigned int BackMode)
{
nuxAssertMsg(
(FrontMode == GL_FILL) ||
(FrontMode == GL_LINE) ||
(FrontMode == GL_POINT),
"Error(HW__SetPolygonMode): Invalid Point Hint RenderState");
nuxAssertMsg(
(BackMode == GL_FILL) ||
(BackMode == GL_LINE) ||
(BackMode == GL_POINT),
"Error(HW__SetPolygonMode): Invalid Point Hint RenderState");
CHECKGL(glPolygonMode(GL_FRONT, FrontMode));
CHECKGL(glPolygonMode(GL_BACK, BackMode));
SET_RS_VALUE(render_state_changes_[GFXRS_FRONT_POLYGONMODE], FrontMode);
SET_RS_VALUE(render_state_changes_[GFXRS_BACK_POLYGONMODE], BackMode);
}
#endif
#undef SET_RS_VALUE
#undef RS_VALUE
//#undef SET_RS_VALUE_FLOAT
//#undef RS_VALUE_FLOAT
}
#endif // GLRENDERSTATES_H
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