void codeGen(TreeNode *syntaxTree, char *fileName, char *moduleName)
{
/* attempt to open output file for writing */
output = fopen(fileName, "w");
if (output == NULL)
{
Error = TRUE;
fprintf(listing, ">>> Unable to open output file for writing.\n");
}
else
{
/* begin code generation */
/*
* There are three attributes that need to be synthesised before
* code generation can begin. They're the locals-on-the-stack
* size, and the "assembly-area" size (assembly area is where
* parameters for function calls are set up before execution), as
* well as AP/LP stack-offsets for locals/parameters.
*/
calcAsmAttribute(syntaxTree);
calcSizeAttribute(syntaxTree);
calcStackOffsets(syntaxTree);
genProgram(syntaxTree, fileName, moduleName);
}
}
Render::Render()
: particleTexture1(0), particleProgram1(0), particleTexture2(0), particleProgram2(0),
particleFrameBuffer(0)
{
particleProgram1 = genProgram
(
0,
genShader(GL_FRAGMENT_SHADER, particleFragmentShader1Source)
);
particleProgram2 = genProgram
(
genShader(GL_VERTEX_SHADER, particleVertexShader2Source),
genShader(GL_FRAGMENT_SHADER, particleFragmentShader2Source)
);
genParticleTexture1();
genParticleTexture2();
genParticleFrameBuffer();
}
