void RenderPipe_depth_opengl::render( GLuint target )
{
glDepthMask(GL_FALSE);
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, target);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glUseProgram(m_pipeProgramID);
GLuint reg = glGetUniformLocation(m_pipeProgramID, "u_image");
glUniform1i(reg, 0);
reg = glGetUniformLocation(m_pipeProgramID, "u_blurredImage");
glUniform1i(reg, 1);
reg = glGetUniformLocation(m_pipeProgramID, "u_zBuffer");
glUniform1i(reg, 2);
CMatrix inverProjMat = GetProjectionMatrix();
inverProjMat.Invert();
m_zInv = inverProjMat.GetColumn(3); // only need to calculate z value, so only 4th column is needed.
m_depthOfField = GetDepthOfFieldFactors();
reg = glGetUniformLocation(m_pipeProgramID, "u_depthOfField");
if (reg >= 0)
glUniform4fv(reg, 1, (float *)&m_depthOfField);
if (reg >= 0)
reg = glGetUniformLocation(m_pipeProgramID, "u_zInv");
glUniform4fv(reg, 1, (float *)&m_zInv);
glActiveTexture(GL_TEXTURE0_ARB);
glEnable(GL_TEXTURE_2D);
glActiveTexture(GL_TEXTURE0_ARB);
glBindTexture(GL_TEXTURE_2D, m_image);
glActiveTexture(GL_TEXTURE1_ARB);
glBindTexture(GL_TEXTURE_2D, m_blurredImage);
glActiveTexture(GL_TEXTURE2_ARB);
glBindTexture(GL_TEXTURE_2D, m_depthTexture);
glActiveTexture(GL_TEXTURE0_ARB);
renderScreenQuad();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
glDepthMask(GL_TRUE);
}
void RenderPipe_img_opengl::render( GLuint target )
{
glDepthMask(GL_FALSE);
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, target);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glUseProgram(m_pipeProgramID);
glActiveTexture(GL_TEXTURE0_ARB);
glClientActiveTexture(GL_TEXTURE0_ARB);
glEnable(GL_TEXTURE_2D);
glBindTexture(GL_TEXTURE_2D, m_texture);
renderScreenQuad();
glUseProgram(0);
glMatrixMode(GL_PROJECTION);
glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glPopMatrix();
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
glDepthMask(GL_TRUE);
}
void Z3DTextureBlendRenderer::render(Z3DEye eye)
{
if (!m_initialized)
return;
if (m_colorTexture1 == NULL || m_depthTexture1 == NULL ||
m_colorTexture2 == NULL || m_depthTexture2 == NULL)
return;
m_blendTextureShader.bind();
m_rendererBase->setGlobalShaderParameters(m_blendTextureShader, eye);
m_blendTextureShader.bindTexture("color_texture_0", m_colorTexture1);
m_blendTextureShader.bindTexture("depth_texture_0", m_depthTexture1);
m_blendTextureShader.bindTexture("color_texture_1", m_colorTexture2);
m_blendTextureShader.bindTexture("depth_texture_1", m_depthTexture2);
renderScreenQuad(m_blendTextureShader);
m_blendTextureShader.release();
}
