diff options
Diffstat (limited to 'src/libjin/Graphics/Shader/je_jsl_compiler.cpp')
| -rw-r--r-- | src/libjin/Graphics/Shader/je_jsl_compiler.cpp | 40 |
1 files changed, 39 insertions, 1 deletions
diff --git a/src/libjin/Graphics/Shader/je_jsl_compiler.cpp b/src/libjin/Graphics/Shader/je_jsl_compiler.cpp index 2683969..81b14e8 100644 --- a/src/libjin/Graphics/Shader/je_jsl_compiler.cpp +++ b/src/libjin/Graphics/Shader/je_jsl_compiler.cpp @@ -1,16 +1,54 @@ #include "../../core/je_configuration.h" #if defined(jin_graphics) && (jin_graphics & jin_graphics_shader) +#include "../../Filesystem/je_buffer.h" + #include "je_jsl_compiler.h" +using namespace std; +using namespace JinEngine::Filesystem; + namespace JinEngine { namespace Graphics { +#include "je_base.shader.h" + bool JSLCompiler::compile(const string& jsl, string* vertex_shader, string* fragment_shader) + { + // parse shader source, need some optimizations + int loc_VERTEX_SHADER = jsl.find("#VERTEX_SHADER"); + int loc_END_VERTEX_SHADER = jsl.find("#END_VERTEX_SHADER"); + int loc_FRAGMENT_SHADER = jsl.find("#FRAGMENT_SHADER"); + int loc_END_FRAGMENT_SHADER = jsl.find("#END_FRAGMENT_SHADER"); + if (loc_VERTEX_SHADER == string::npos + || loc_END_VERTEX_SHADER == string::npos + || loc_FRAGMENT_SHADER == string::npos + || loc_END_FRAGMENT_SHADER == string::npos + ) + return false; + // Load vertex and fragment shader source into buffers. + { + // Compile JSL vertex program. + int start = loc_VERTEX_SHADER + strlen("#VERTEX_SHADER"); + *vertex_shader = jsl.substr(start, loc_END_VERTEX_SHADER - start); + Buffer vbuffer = Buffer(vertex_shader->length() + BASE_VERTEX_SHADER_SIZE); + formatVertexShader((char*)&vbuffer, vertex_shader->c_str()); + vertex_shader->assign((char*)&vbuffer); + } + { + // Compile JSL fragment program. + int start = loc_FRAGMENT_SHADER + strlen("#FRAGMENT_SHADER"); + *fragment_shader = jsl.substr(start, loc_END_FRAGMENT_SHADER - start); + Buffer fbuffer = Buffer(fragment_shader->length() + BASE_FRAGMENT_SHADER_SIZE); + formatFragmentShader((char*)&fbuffer, fragment_shader->c_str()); + fragment_shader->assign((char*)&fbuffer); + } + return true; + } } // namespace Graphics -} // namespace JinEngine +} // namespace JinEngine #endif // (jin_graphics) && (jin_graphics & jin_graphics_shader)
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