GLuint ShaderPrograms::CreateShaderEffect (const char* name)
{
GLint state;
GLuint program;
GLuint pixelShader;
GLuint vertexShader;
const char *vPtr;
char tmpName[128];
char buffer[1024 * 64];
vPtr = buffer;
program = glCreateProgram();
sprintf (tmpName, "shaders/%s.vs", name);
LoadShaderCode (tmpName, buffer);
vertexShader = glCreateShader(GL_VERTEX_SHADER);
glShaderSource(vertexShader, 1, &vPtr, NULL);
glCompileShader(vertexShader);
glGetShaderiv(vertexShader, GL_COMPILE_STATUS, &state);
if (state != GL_TRUE ) {
GLsizei length;
glGetShaderInfoLog(vertexShader, sizeof (buffer), &length, buffer);
}
glAttachShader(program, vertexShader);
sprintf (tmpName, "shaders/%s.ps", name);
LoadShaderCode (tmpName, buffer);
pixelShader = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource(pixelShader, 1, &vPtr, NULL);
glCompileShader(pixelShader);
glGetShaderiv(pixelShader, GL_COMPILE_STATUS, &state);
if (state != GL_TRUE ) {
GLsizei length;
glGetShaderInfoLog(pixelShader, sizeof (buffer), &length, buffer);
}
glAttachShader(program, pixelShader);
glLinkProgram(program);
glGetProgramiv(program, GL_LINK_STATUS, &state);
_ASSERTE (state == GL_TRUE);
return program;
}
VkPPShader::VkPPShader(PPShader *shader)
{
auto fb = GetVulkanFrameBuffer();
FString prolog;
if (!shader->Uniforms.empty())
prolog = UniformBlockDecl::Create("Uniforms", shader->Uniforms, -1);
prolog += shader->Defines;
ShaderBuilder vertbuilder;
vertbuilder.setVertexShader(LoadShaderCode(shader->VertexShader, "", shader->Version));
VertexShader = vertbuilder.create(shader->VertexShader.GetChars(), fb->device);
VertexShader->SetDebugName(shader->VertexShader.GetChars());
ShaderBuilder fragbuilder;
fragbuilder.setFragmentShader(LoadShaderCode(shader->FragmentShader, prolog, shader->Version));
FragmentShader = fragbuilder.create(shader->FragmentShader.GetChars(), fb->device);
FragmentShader->SetDebugName(shader->FragmentShader.GetChars());
}
