void COverlayTextureGL::Render(SRenderState& state)
{
glEnable(GL_BLEND);
glBindTexture(GL_TEXTURE_2D, m_texture);
if(m_pma)
glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
else
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
DRAWRECT rd;
if (m_pos == POSITION_RELATIVE)
{
rd.top = state.y - state.height * 0.5;
rd.bottom = state.y + state.height * 0.5;
rd.left = state.x - state.width * 0.5;
rd.right = state.x + state.width * 0.5;
}
else
{
rd.top = state.y;
rd.bottom = state.y + state.height;
rd.left = state.x;
rd.right = state.x + state.width;
}
#if defined(HAS_GL)
CRenderSystemGL* renderSystem = dynamic_cast<CRenderSystemGL*>(CServiceBroker::GetRenderSystem());
renderSystem->EnableShader(SM_TEXTURE);
GLint posLoc = renderSystem->ShaderGetPos();
GLint tex0Loc = renderSystem->ShaderGetCoord0();
GLint uniColLoc = renderSystem->ShaderGetUniCol();
GLfloat col[4] = {1.0f, 1.0f, 1.0f, 1.0f};
struct PackedVertex
{
float x, y, z;
float u1, v1;
} vertex[4];
GLubyte idx[4] = {0, 1, 3, 2}; //determines order of the vertices
GLuint vertexVBO;
GLuint indexVBO;
glUniform4f(uniColLoc,(col[0]), (col[1]), (col[2]), (col[3]));
// Setup vertex position values
vertex[0].x = rd.left;
vertex[0].y = rd.top;
vertex[0].z = 0;
vertex[0].u1 = 0.0f;
vertex[0].v1 = 0.0;
vertex[1].x = rd.right;
vertex[1].y = rd.top;
vertex[1].z = 0;
vertex[1].u1 = m_u;
vertex[1].v1 = 0.0f;
vertex[2].x = rd.right;
vertex[2].y = rd.bottom;
vertex[2].z = 0;
vertex[2].u1 = m_u;
vertex[2].v1 = m_v;
vertex[3].x = rd.left;
vertex[3].y = rd.bottom;
vertex[3].z = 0;
vertex[3].u1 = 0.0f;
vertex[3].v1 = m_v;
glGenBuffers(1, &vertexVBO);
glBindBuffer(GL_ARRAY_BUFFER, vertexVBO);
glBufferData(GL_ARRAY_BUFFER, sizeof(PackedVertex)*4, &vertex[0], GL_STATIC_DRAW);
glVertexAttribPointer(posLoc, 2, GL_FLOAT, 0, sizeof(PackedVertex), BUFFER_OFFSET(offsetof(PackedVertex, x)));
glVertexAttribPointer(tex0Loc, 2, GL_FLOAT, 0, sizeof(PackedVertex), BUFFER_OFFSET(offsetof(PackedVertex, u1)));
glEnableVertexAttribArray(posLoc);
glEnableVertexAttribArray(tex0Loc);
glGenBuffers(1, &indexVBO);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, indexVBO);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(GLubyte)*4, idx, GL_STATIC_DRAW);
glDrawElements(GL_TRIANGLE_STRIP, 4, GL_UNSIGNED_BYTE, 0);
glDisableVertexAttribArray(posLoc);
glDisableVertexAttribArray(tex0Loc);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glDeleteBuffers(1, &vertexVBO);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
glDeleteBuffers(1, &indexVBO);
renderSystem->DisableShader();
#else
CRenderSystemGLES* renderSystem = dynamic_cast<CRenderSystemGLES*>(CServiceBroker::GetRenderSystem());
renderSystem->EnableGUIShader(SM_TEXTURE);
GLint posLoc = renderSystem->GUIShaderGetPos();
GLint colLoc = renderSystem->GUIShaderGetCol();
GLint tex0Loc = renderSystem->GUIShaderGetCoord0();
GLint uniColLoc = renderSystem->GUIShaderGetUniCol();
GLfloat col[4] = {1.0f, 1.0f, 1.0f, 1.0f};
GLfloat ver[4][2];
GLfloat tex[4][2];
GLubyte idx[4] = {0, 1, 3, 2}; //determines order of triangle strip
glVertexAttribPointer(posLoc, 2, GL_FLOAT, 0, 0, ver);
glVertexAttribPointer(colLoc, 4, GL_FLOAT, 0, 0, col);
glVertexAttribPointer(tex0Loc, 2, GL_FLOAT, 0, 0, tex);
glEnableVertexAttribArray(posLoc);
glEnableVertexAttribArray(colLoc);
glEnableVertexAttribArray(tex0Loc);
glUniform4f(uniColLoc,(col[0]), (col[1]), (col[2]), (col[3]));
// Setup vertex position values
ver[0][0] = ver[3][0] = rd.left;
ver[0][1] = ver[1][1] = rd.top;
ver[1][0] = ver[2][0] = rd.right;
ver[2][1] = ver[3][1] = rd.bottom;
// Setup texture coordinates
tex[0][0] = tex[0][1] = tex[1][1] = tex[3][0] = 0.0f;
tex[1][0] = tex[2][0] = m_u;
tex[2][1] = tex[3][1] = m_v;
glDrawElements(GL_TRIANGLE_STRIP, 4, GL_UNSIGNED_BYTE, idx);
glDisableVertexAttribArray(posLoc);
glDisableVertexAttribArray(colLoc);
glDisableVertexAttribArray(tex0Loc);
renderSystem->DisableGUIShader();
#endif
glDisable(GL_BLEND);
glBindTexture(GL_TEXTURE_2D, 0);
}
void CSlideShowPic::Render(float *x, float *y, CBaseTexture* pTexture, UTILS::Color color)
{
#ifdef HAS_DX
Vertex vertex[5];
for (int i = 0; i < 4; i++)
{
vertex[i].pos = XMFLOAT3( x[i], y[i], 0);
CD3DHelper::XMStoreColor(&vertex[i].color, color);
vertex[i].texCoord = XMFLOAT2(0.0f, 0.0f);
vertex[i].texCoord2 = XMFLOAT2(0.0f, 0.0f);
}
if (pTexture)
{
vertex[1].texCoord.x = vertex[2].texCoord.x = (float) pTexture->GetWidth() / pTexture->GetTextureWidth();
vertex[2].texCoord.y = vertex[3].texCoord.y = (float) pTexture->GetHeight() / pTexture->GetTextureHeight();
}
else
{
vertex[1].texCoord.x = vertex[2].texCoord.x = 1.0f;
vertex[2].texCoord.y = vertex[3].texCoord.y = 1.0f;
}
vertex[4] = vertex[0]; // Not used when pTexture != NULL
CGUIShaderDX* pGUIShader = DX::Windowing()->GetGUIShader();
pGUIShader->Begin(SHADER_METHOD_RENDER_TEXTURE_BLEND);
// Set state to render the image
if (pTexture)
{
pTexture->LoadToGPU();
CDXTexture* dxTexture = reinterpret_cast<CDXTexture*>(pTexture);
ID3D11ShaderResourceView* shaderRes = dxTexture->GetShaderResource();
pGUIShader->SetShaderViews(1, &shaderRes);
pGUIShader->DrawQuad(vertex[0], vertex[1], vertex[2], vertex[3]);
}
else
{
if (!UpdateVertexBuffer(vertex))
return;
ComPtr<ID3D11DeviceContext> pContext = DX::DeviceResources::Get()->GetD3DContext();
unsigned stride = sizeof(Vertex);
unsigned offset = 0;
pContext->IASetVertexBuffers(0, 1, m_vb.GetAddressOf(), &stride, &offset);
pContext->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_LINESTRIP);
pGUIShader->Draw(5, 0);
pGUIShader->RestoreBuffers();
}
#elif defined(HAS_GL)
CRenderSystemGL *renderSystem = dynamic_cast<CRenderSystemGL*>(CServiceBroker::GetRenderSystem());
if (pTexture)
{
pTexture->LoadToGPU();
pTexture->BindToUnit(0);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND);
renderSystem->EnableShader(SM_TEXTURE);
}
else
{
renderSystem->EnableShader(SM_DEFAULT);
}
float u1 = 0, u2 = 1, v1 = 0, v2 = 1;
if (pTexture)
{
u2 = (float)pTexture->GetWidth() / pTexture->GetTextureWidth();
v2 = (float)pTexture->GetHeight() / pTexture->GetTextureHeight();
}
GLubyte colour[4];
GLubyte idx[4] = {0, 1, 3, 2}; //determines order of the vertices
GLuint vertexVBO;
GLuint indexVBO;
struct PackedVertex
{
float x, y, z;
float u1, v1;
} vertex[4];
// Setup vertex position values
vertex[0].x = x[0];
vertex[0].y = y[0];
vertex[0].z = 0;
vertex[0].u1 = u1;
vertex[0].v1 = v1;
vertex[1].x = x[1];
vertex[1].y = y[1];
vertex[1].z = 0;
vertex[1].u1 = u2;
vertex[1].v1 = v1;
vertex[2].x = x[2];
vertex[2].y = y[2];
vertex[2].z = 0;
vertex[2].u1 = u2;
vertex[2].v1 = v2;
vertex[3].x = x[3];
vertex[3].y = y[3];
vertex[3].z = 0;
vertex[3].u1 = u1;
vertex[3].v1 = v2;
GLint posLoc = renderSystem->ShaderGetPos();
GLint tex0Loc = renderSystem->ShaderGetCoord0();
GLint uniColLoc= renderSystem->ShaderGetUniCol();
glGenBuffers(1, &vertexVBO);
glBindBuffer(GL_ARRAY_BUFFER, vertexVBO);
glBufferData(GL_ARRAY_BUFFER, sizeof(PackedVertex)*4, &vertex[0], GL_STATIC_DRAW);
glVertexAttribPointer(posLoc, 3, GL_FLOAT, 0, sizeof(PackedVertex), BUFFER_OFFSET(offsetof(PackedVertex, x)));
glVertexAttribPointer(tex0Loc, 2, GL_FLOAT, 0, sizeof(PackedVertex), BUFFER_OFFSET(offsetof(PackedVertex, u1)));
glEnableVertexAttribArray(posLoc);
glEnableVertexAttribArray(tex0Loc);
// Setup Colour values
colour[0] = (GLubyte)GET_R(color);
colour[1] = (GLubyte)GET_G(color);
colour[2] = (GLubyte)GET_B(color);
colour[3] = (GLubyte)GET_A(color);
glUniform4f(uniColLoc,(colour[0] / 255.0f), (colour[1] / 255.0f),
(colour[2] / 255.0f), (colour[3] / 255.0f));
glGenBuffers(1, &indexVBO);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, indexVBO);
glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(GLubyte)*4, idx, GL_STATIC_DRAW);
glDrawElements(GL_TRIANGLE_STRIP, 4, GL_UNSIGNED_BYTE, 0);
glDisableVertexAttribArray(posLoc);
glDisableVertexAttribArray(tex0Loc);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glDeleteBuffers(1, &vertexVBO);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
glDeleteBuffers(1, &indexVBO);
renderSystem->DisableShader();
#elif defined(HAS_GLES)
CRenderSystemGLES *renderSystem = dynamic_cast<CRenderSystemGLES*>(CServiceBroker::GetRenderSystem());
if (pTexture)
{
pTexture->LoadToGPU();
pTexture->BindToUnit(0);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glEnable(GL_BLEND); // Turn Blending On
renderSystem->EnableGUIShader(SM_TEXTURE);
}
else
{
renderSystem->EnableGUIShader(SM_DEFAULT);
}
float u1 = 0, u2 = 1, v1 = 0, v2 = 1;
if (pTexture)
{
u2 = (float)pTexture->GetWidth() / pTexture->GetTextureWidth();
v2 = (float)pTexture->GetHeight() / pTexture->GetTextureHeight();
}
GLubyte col[4];
GLfloat ver[4][3];
GLfloat tex[4][2];
GLubyte idx[4] = {0, 1, 3, 2}; //determines order of triangle strip
GLint posLoc = renderSystem->GUIShaderGetPos();
GLint tex0Loc = renderSystem->GUIShaderGetCoord0();
GLint uniColLoc= renderSystem->GUIShaderGetUniCol();
glVertexAttribPointer(posLoc, 3, GL_FLOAT, 0, 0, ver);
glVertexAttribPointer(tex0Loc, 2, GL_FLOAT, 0, 0, tex);
glEnableVertexAttribArray(posLoc);
glEnableVertexAttribArray(tex0Loc);
// Setup Colour values
col[0] = (GLubyte)GET_R(color);
col[1] = (GLubyte)GET_G(color);
col[2] = (GLubyte)GET_B(color);
col[3] = (GLubyte)GET_A(color);
if (CServiceBroker::GetWinSystem()->UseLimitedColor())
{
col[0] = (235 - 16) * col[0] / 255 + 16;
col[1] = (235 - 16) * col[1] / 255 + 16;
col[2] = (235 - 16) * col[2] / 255 + 16;
}
for (int i=0; i<4; i++)
{
// Setup vertex position values
ver[i][0] = x[i];
ver[i][1] = y[i];
ver[i][2] = 0.0f;
}
// Setup texture coordinates
tex[0][0] = tex[3][0] = u1;
tex[0][1] = tex[1][1] = v1;
tex[1][0] = tex[2][0] = u2;
tex[2][1] = tex[3][1] = v2;
glUniform4f(uniColLoc,(col[0] / 255.0f), (col[1] / 255.0f), (col[2] / 255.0f), (col[3] / 255.0f));
glDrawElements(GL_TRIANGLE_STRIP, 4, GL_UNSIGNED_BYTE, idx);
glDisableVertexAttribArray(posLoc);
glDisableVertexAttribArray(tex0Loc);
renderSystem->DisableGUIShader();
#endif
}
void COverlayGlyphGL::Render(SRenderState& state)
{
if ((m_texture == 0) || (m_count == 0))
return;
glEnable(GL_BLEND);
glBindTexture(GL_TEXTURE_2D, m_texture);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glMatrixModview.Push();
glMatrixModview->Translatef(state.x, state.y, 0.0f);
glMatrixModview->Scalef(state.width, state.height, 1.0f);
glMatrixModview.Load();
#ifdef HAS_GL
CRenderSystemGL* renderSystem = dynamic_cast<CRenderSystemGL*>(CServiceBroker::GetRenderSystem());
renderSystem->EnableShader(SM_FONTS);
GLint posLoc = renderSystem->ShaderGetPos();
GLint colLoc = renderSystem->ShaderGetCol();
GLint tex0Loc = renderSystem->ShaderGetCoord0();
std::vector<VERTEX> vecVertices( 6 * m_count);
VERTEX *vertices = &vecVertices[0];
for (int i=0; i<m_count*4; i+=4)
{
*vertices++ = m_vertex[i];
*vertices++ = m_vertex[i+1];
*vertices++ = m_vertex[i+2];
*vertices++ = m_vertex[i+1];
*vertices++ = m_vertex[i+3];
*vertices++ = m_vertex[i+2];
}
GLuint VertexVBO;
glGenBuffers(1, &VertexVBO);
glBindBuffer(GL_ARRAY_BUFFER, VertexVBO);
glBufferData(GL_ARRAY_BUFFER, sizeof(VERTEX)*vecVertices.size(), &vecVertices[0], GL_STATIC_DRAW);
glVertexAttribPointer(posLoc, 3, GL_FLOAT, GL_FALSE, sizeof(VERTEX), BUFFER_OFFSET(offsetof(VERTEX, x)));
glVertexAttribPointer(colLoc, 4, GL_UNSIGNED_BYTE, GL_TRUE, sizeof(VERTEX), BUFFER_OFFSET(offsetof(VERTEX, r)));
glVertexAttribPointer(tex0Loc, 2, GL_FLOAT, GL_FALSE, sizeof(VERTEX), BUFFER_OFFSET(offsetof(VERTEX, u)));
glEnableVertexAttribArray(posLoc);
glEnableVertexAttribArray(colLoc);
glEnableVertexAttribArray(tex0Loc);
glDrawArrays(GL_TRIANGLES, 0, vecVertices.size());
glDisableVertexAttribArray(posLoc);
glDisableVertexAttribArray(colLoc);
glDisableVertexAttribArray(tex0Loc);
glBindBuffer(GL_ARRAY_BUFFER, 0);
glDeleteBuffers(1, &VertexVBO);
renderSystem->DisableShader();
#else
CRenderSystemGLES* renderSystem = dynamic_cast<CRenderSystemGLES*>(CServiceBroker::GetRenderSystem());
renderSystem->EnableGUIShader(SM_FONTS);
GLint posLoc = renderSystem->GUIShaderGetPos();
GLint colLoc = renderSystem->GUIShaderGetCol();
GLint tex0Loc = renderSystem->GUIShaderGetCoord0();
// stack object until VBOs will be used
std::vector<VERTEX> vecVertices( 6 * m_count);
VERTEX *vertices = &vecVertices[0];
for (int i=0; i<m_count*4; i+=4)
{
*vertices++ = m_vertex[i];
*vertices++ = m_vertex[i+1];
*vertices++ = m_vertex[i+2];
*vertices++ = m_vertex[i+1];
*vertices++ = m_vertex[i+3];
*vertices++ = m_vertex[i+2];
}
vertices = &vecVertices[0];
glVertexAttribPointer(posLoc, 3, GL_FLOAT, GL_FALSE, sizeof(VERTEX), (char*)vertices + offsetof(VERTEX, x));
glVertexAttribPointer(colLoc, 4, GL_UNSIGNED_BYTE, GL_TRUE, sizeof(VERTEX), (char*)vertices + offsetof(VERTEX, r));
glVertexAttribPointer(tex0Loc, 2, GL_FLOAT, GL_FALSE, sizeof(VERTEX), (char*)vertices + offsetof(VERTEX, u));
glEnableVertexAttribArray(posLoc);
glEnableVertexAttribArray(colLoc);
glEnableVertexAttribArray(tex0Loc);
glDrawArrays(GL_TRIANGLES, 0, vecVertices.size());
glDisableVertexAttribArray(posLoc);
glDisableVertexAttribArray(colLoc);
glDisableVertexAttribArray(tex0Loc);
renderSystem->DisableGUIShader();
#endif
glMatrixModview.PopLoad();
glDisable(GL_BLEND);
glBindTexture(GL_TEXTURE_2D, 0);
}