RsProgramVertex rsi_ProgramVertexCreate(Context *rsc, const char * shaderText,
size_t shaderLength, const uint32_t * params,
size_t paramLength) {
ProgramVertex *pv = new ProgramVertex(rsc, shaderText, shaderLength, params, paramLength);
pv->incUserRef();
return pv;
}
RsProgramVertex rsi_ProgramVertexCreate(Context *rsc, const char * shaderText, size_t shaderLength,
const char** textureNames, size_t textureNamesCount,
const size_t *textureNamesLength,
const uintptr_t * params, size_t paramLength) {
ProgramVertex *pv = new ProgramVertex(rsc, shaderText, shaderLength,
textureNames, textureNamesCount, textureNamesLength,
params, paramLength);
pv->incUserRef();
return pv;
}
void ProgramVertexState::init(Context *rsc) {
ObjectBaseRef<const Element> matrixElem = Element::createRef(rsc, RS_TYPE_MATRIX_4X4,
RS_KIND_USER, false, 1);
ObjectBaseRef<const Element> f2Elem = Element::createRef(rsc, RS_TYPE_FLOAT_32,
RS_KIND_USER, false, 2);
ObjectBaseRef<const Element> f3Elem = Element::createRef(rsc, RS_TYPE_FLOAT_32,
RS_KIND_USER, false, 3);
ObjectBaseRef<const Element> f4Elem = Element::createRef(rsc, RS_TYPE_FLOAT_32,
RS_KIND_USER, false, 4);
Element::Builder constBuilder;
constBuilder.add(matrixElem.get(), "MV", 1);
constBuilder.add(matrixElem.get(), "P", 1);
constBuilder.add(matrixElem.get(), "TexMatrix", 1);
constBuilder.add(matrixElem.get(), "MVP", 1);
ObjectBaseRef<const Element> constInput = constBuilder.create(rsc);
Element::Builder inputBuilder;
inputBuilder.add(f4Elem.get(), "position", 1);
inputBuilder.add(f4Elem.get(), "color", 1);
inputBuilder.add(f3Elem.get(), "normal", 1);
inputBuilder.add(f2Elem.get(), "texture0", 1);
ObjectBaseRef<const Element> attrElem = inputBuilder.create(rsc);
ObjectBaseRef<Type> inputType = Type::getTypeRef(rsc, constInput.get(), 1, 0, 0, false, false);
String8 shaderString(RS_SHADER_INTERNAL);
shaderString.append("varying vec4 varColor;\n");
shaderString.append("varying vec2 varTex0;\n");
shaderString.append("void main() {\n");
shaderString.append(" gl_Position = UNI_MVP * ATTRIB_position;\n");
shaderString.append(" gl_PointSize = 1.0;\n");
shaderString.append(" varColor = ATTRIB_color;\n");
shaderString.append(" varTex0 = ATTRIB_texture0;\n");
shaderString.append("}\n");
uint32_t tmp[4];
tmp[0] = RS_PROGRAM_PARAM_CONSTANT;
tmp[1] = (uint32_t)inputType.get();
tmp[2] = RS_PROGRAM_PARAM_INPUT;
tmp[3] = (uint32_t)attrElem.get();
ProgramVertex *pv = new ProgramVertex(rsc, shaderString.string(),
shaderString.length(), tmp, 4);
Allocation *alloc = Allocation::createAllocation(rsc, inputType.get(),
RS_ALLOCATION_USAGE_SCRIPT | RS_ALLOCATION_USAGE_GRAPHICS_CONSTANTS);
pv->bindAllocation(rsc, alloc, 0);
mDefaultAlloc.set(alloc);
mDefault.set(pv);
updateSize(rsc);
}
void ProgramVertexState::init(Context *rsc) {
ObjectBaseRef<const Element> matrixElem = Element::createRef(rsc, RS_TYPE_MATRIX_4X4,
RS_KIND_USER, false, 1);
ObjectBaseRef<const Element> f2Elem = Element::createRef(rsc, RS_TYPE_FLOAT_32,
RS_KIND_USER, false, 2);
ObjectBaseRef<const Element> f3Elem = Element::createRef(rsc, RS_TYPE_FLOAT_32,
RS_KIND_USER, false, 3);
ObjectBaseRef<const Element> f4Elem = Element::createRef(rsc, RS_TYPE_FLOAT_32,
RS_KIND_USER, false, 4);
const char *ebn1[] = { "MV", "P", "TexMatrix", "MVP" };
const Element *ebe1[] = {matrixElem.get(), matrixElem.get(),
matrixElem.get(), matrixElem.get()};
ObjectBaseRef<const Element> constInput = Element::create(rsc, 4, ebe1, ebn1);
const char *ebn2[] = { "position", "color", "normal", "texture0" };
const Element *ebe2[] = {f4Elem.get(), f4Elem.get(), f3Elem.get(), f2Elem.get()};
ObjectBaseRef<const Element> attrElem = Element::create(rsc, 4, ebe2, ebn2);
ObjectBaseRef<Type> inputType = Type::getTypeRef(rsc, constInput.get(), 1, 0, 0, false, false, 0);
const char *shaderString =
RS_SHADER_INTERNAL
"varying vec4 varColor;\n"
"varying vec2 varTex0;\n"
"void main() {\n"
" gl_Position = UNI_MVP * ATTRIB_position;\n"
" gl_PointSize = 1.0;\n"
" varColor = ATTRIB_color;\n"
" varTex0 = ATTRIB_texture0;\n"
"}\n";
uintptr_t tmp[4];
tmp[0] = RS_PROGRAM_PARAM_CONSTANT;
tmp[1] = (uintptr_t)inputType.get();
tmp[2] = RS_PROGRAM_PARAM_INPUT;
tmp[3] = (uintptr_t)attrElem.get();
ProgramVertex *pv = new ProgramVertex(rsc, shaderString, strlen(shaderString),
NULL, 0, NULL, tmp, 4);
Allocation *alloc = Allocation::createAllocation(rsc, inputType.get(),
RS_ALLOCATION_USAGE_SCRIPT | RS_ALLOCATION_USAGE_GRAPHICS_CONSTANTS);
pv->bindAllocation(rsc, alloc, 0);
mDefaultAlloc.set(alloc);
mDefault.set(pv);
updateSize(rsc);
}
