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#define NO_RS_FUNCS 1
#include "stdio.h"
#include "RenderScript.h"
#include <vector>
struct Element;
struct ElementField {
// An Element Field is a combination of an Element with a name assigned.
const char *name;
Element *e;
ElementField(const char *n, Element *_e) {
name = n;
e = _e;
}
ElementField() {
name = NULL;
e = NULL;
}
};
struct Element {
// An Element can take one of two forms.
// 1: Basic. It contains a single basic type and vector size.
// 2: Complex. It contains a list of fields with names. Each field
// will in turn be another element.
ElementField *fields;
size_t fieldCount; // If field count is 0, the element is a Basic type.
const char *name;
bool generated;
// The basic data type from RenderScript.h
RsDataType compType;
// The vector size of the data type for float2, float3, ....
// Allowed sizes are 2,3,4,8,16
uint32_t compVectorSize;
Element() {
fields = NULL;
fieldCount = 0;
name = NULL;
generated = false;
compType = RS_TYPE_ELEMENT;
compVectorSize = 0;
}
Element(uint32_t _fieldCount, const char *_name) {
fields = new ElementField[_fieldCount];
fieldCount = _fieldCount;
name = _name;
generated = false;
compType = RS_TYPE_ELEMENT;
compVectorSize = 0;
}
Element(RsDataType t, uint32_t s) {
fields = NULL;
fieldCount = 0;
name = NULL;
generated = false;
compType = t;
compVectorSize = s;
}
};
static void genHeader(FILE *f, const char *packageName) {
fprintf(f, "package %s;\n", packageName);
fprintf(f, "\n");
fprintf(f, "import android.renderscript.*;\n");
fprintf(f, "\n");
fprintf(f, "\n");
}
static const char * RSTypeToJava(RsDataType dt) {
switch (dt) {
//case RS_TYPE_FLOAT_16: return "float";
case RS_TYPE_FLOAT_32: return "float";
//case RS_TYPE_FLOAT_64: return "double";
case RS_TYPE_SIGNED_8: return "byte";
case RS_TYPE_SIGNED_16: return "short";
case RS_TYPE_SIGNED_32: return "int";
//case RS_TYPE_SIGNED_64: return "long";
case RS_TYPE_UNSIGNED_8: return "short";
case RS_TYPE_UNSIGNED_16: return "int";
case RS_TYPE_UNSIGNED_32: return "long";
//case RS_TYPE_UNSIGNED_64: return NULL;
//case RS_TYPE_ELEMENT: return "android.renderscript.Element";
//case RS_TYPE_TYPE: return "android.renderscript.Type";
//case RS_TYPE_ALLOCATION: return "android.renderscript.Allocation";
//case RS_TYPE_SAMPLER: return "android.renderscript.Sampler";
//case RS_TYPE_SCRIPT: return "android.renderscript.Script";
//case RS_TYPE_MESH: return "android.renderscript.Mesh";
//case RS_TYPE_PROGRAM_FRAGMENT: return "android.renderscript.ProgramFragment";
//case RS_TYPE_PROGRAM_VERTEX: return "android.renderscript.ProgramVertex";
//case RS_TYPE_PROGRAM_RASTER: return "android.renderscript.ProgramRaster";
//case RS_TYPE_PROGRAM_STORE: return "android.renderscript.ProgramStore";
default: return NULL;
}
return NULL;
}
static const char * RSTypeToString(RsDataType dt) {
switch (dt) {
case RS_TYPE_FLOAT_16: return "F16";
case RS_TYPE_FLOAT_32: return "F32";
case RS_TYPE_FLOAT_64: return "F64";
case RS_TYPE_SIGNED_8: return "I8";
case RS_TYPE_SIGNED_16: return "I16";
case RS_TYPE_SIGNED_32: return "I32";
case RS_TYPE_SIGNED_64: return "I64";
case RS_TYPE_UNSIGNED_8: return "U8";
case RS_TYPE_UNSIGNED_16: return "U16";
case RS_TYPE_UNSIGNED_32: return "U32";
case RS_TYPE_UNSIGNED_64: return "U64";
//case RS_TYPE_ELEMENT: return "android.renderscript.Element";
//case RS_TYPE_TYPE: return "android.renderscript.Type";
//case RS_TYPE_ALLOCATION: return "android.renderscript.Allocation";
//case RS_TYPE_SAMPLER: return "android.renderscript.Sampler";
//case RS_TYPE_SCRIPT: return "android.renderscript.Script";
//case RS_TYPE_MESH: return "android.renderscript.Mesh";
//case RS_TYPE_PROGRAM_FRAGMENT: return "android.renderscript.ProgramFragment";
//case RS_TYPE_PROGRAM_VERTEX: return "android.renderscript.ProgramVertex";
//case RS_TYPE_PROGRAM_RASTER: return "android.renderscript.ProgramRaster";
//case RS_TYPE_PROGRAM_STORE: return "android.renderscript.ProgramStore";
default: return NULL;
}
return NULL;
}
bool rsGenerateElementClass(const Element *e, const char *packageName, FILE *f) {
genHeader(f, packageName);
fprintf(f, "class Element_%s {\n", e->name);
for (size_t ct=0; ct < e->fieldCount; ct++) {
const char *ts = RSTypeToJava(e->fields[ct].e->compType);
if (ts == NULL) {
return false;
}
fprintf(f, " public %s %s;\n", ts, e->fields[ct].name);
}
fprintf(f, "\n");
fprintf(f, " static Element getElement(RenderScript rs) {\n");
fprintf(f, " Element.Builder eb = new Element.Builder(rs);\n");
for (size_t ct=0; ct < e->fieldCount; ct++) {
const char *ts = RSTypeToString(e->fields[ct].e->compType);
fprintf(f, " eb.add(Element.USER_%s(rs), \"%s\");\n", ts, e->fields[ct].name);
}
fprintf(f, " return eb.create();\n");
fprintf(f, " }\n");
fprintf(f, " static Allocation createAllocation(RenderScript rs) {\n");
fprintf(f, " Element e = getElement(rs);\n");
fprintf(f, " Allocation a = Allocation.createSized(rs, e, 1);\n");
fprintf(f, " return a;\n");
fprintf(f, " }\n");
fprintf(f, " void copyToAllocation(Allocation a) {\n");
fprintf(f, " mIOBuffer.reset();\n");
for (size_t ct=0; ct < e->fieldCount; ct++) {
const char *ts = RSTypeToString(e->fields[ct].e->compType);
fprintf(f, " mIOBuffer.add%s(%s);\n", ts, e->fields[ct].name);
}
fprintf(f, " a.data(mIOBuffer.getData());\n");
fprintf(f, " }\n");
fprintf(f, " private FieldPacker mIOBuffer[];\n");
fprintf(f, " public Element_%s() {\n", e->name);
fprintf(f, " mIOBuffer = new FieldPacker(%i);\n", 100/*element->getSizeBytes()*/);
fprintf(f, " }\n");
fprintf(f, "}\n");
return true;
}
bool rsGenerateElementClassFile(Element *e, const char *packageName) {
char buf[1024];
sprintf(buf, "Element_%s.java", e->name);
printf("Creating file %s \n", buf);
FILE *f = fopen(buf, "w");
bool ret = rsGenerateElementClass(e, packageName, f);
fclose(f);
return ret;
}
/*
bool rsGenerateScriptClass(const ScriptC *script, const char *packageName, FILE *f)
{
genHeader(f, packageName);
fprintf(f, "class ScriptC_%s {\n", script->getName());
ObjectBaseRef<const Type> mTypes[MAX_SCRIPT_BANKS];
String8 mSlotNames[MAX_SCRIPT_BANKS];
bool mSlotWritable[MAX_SCRIPT_BANKS];
}
*/
int main(int argc, const char *argv) {
Element *u8 = new Element(RS_TYPE_UNSIGNED_8, 1);
Element *i32 = new Element(RS_TYPE_SIGNED_32, 1);
Element *f32 = new Element(RS_TYPE_FLOAT_32, 1);
Element *e_Pixel = new Element(4, "Pixel");
e_Pixel->fields[0].e = u8;
e_Pixel->fields[0].name = "a";
e_Pixel->fields[1].e = u8;
e_Pixel->fields[1].name = "b";
e_Pixel->fields[2].e = u8;
e_Pixel->fields[2].name = "g";
e_Pixel->fields[3].e = u8;
e_Pixel->fields[3].name = "r";
Element *e_Params = new Element(5, "Params");
e_Params->fields[0].e = i32;
e_Params->fields[0].name = "inHeight";
e_Params->fields[1].e = i32;
e_Params->fields[1].name = "inWidth";
e_Params->fields[2].e = i32;
e_Params->fields[2].name = "outHeight";
e_Params->fields[3].e = i32;
e_Params->fields[3].name = "outWidth";
e_Params->fields[4].e = f32;
e_Params->fields[4].name = "threshold";
printf("1\n");
rsGenerateElementClassFile(e_Pixel, "android");
rsGenerateElementClassFile(e_Params, "android");
}
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