LineageOS/android_development
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

emulator opengl - encode glShaderSource

Browse Source 
glShaderSource strings are concatenated into a single string
before sent over the wire protocol. The wire protocol transfer is
done using a special api call 'glShaderString'

Change-Id: I90c157df66fe82fee17c460a1e7852d370c77088
This commit is contained in:
Jacky Romano
2011-04-23 20:19:39 +03:00
committed by David 'Digit' Turner
parent d10c96517b
commit 0c814b227c
5 changed files with 50 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

47
tools/emulator/opengl/shared/OpenglCodecCommon/glUtils.cpp
View File

@@ -363,24 +363,37 @@ int glUtilsPixelBitSize(GLenum format, GLenum type)
return pixelsize;
}
int glUtilsSumArrayValues(GLint *array, GLsizei count)
// pack a list of strings into one.
void glUtilsPackStrings(char *ptr, char **strings, GLint *length, GLsizei count)
{
int sum = 0;
char *p = ptr;
*p = '\0';
for (int i = 0; i < count; i++) {
sum += *array;
array++;
}
return sum;
}
void glUtilsPackStrings(void *ptr, char **strings, GLint *length, GLsizei count)
{
unsigned char *p = (unsigned char *)ptr;
for (int i = 0; i < count; i++) {
memcpy(p, *strings, *length);
p += *length;
strings++;
length++;
int l;
if (length == NULL || length[i] < 0) {
l = strlen(strings[i]);
strcat(p, strings[i]);
} else {
l = length[i];
strncat(p, strings[i], l);
}
p += l;
}
}
// claculate the length of a list of strings
int glUtilsCalcShaderSourceLen( char **strings, GLint *length, GLsizei count)
{
int len = 0;
for (int i = 0; i < count; i++) {
int l;
if (length == NULL || length[i] < 0) {
l = strlen(strings[i]);
} else {
l = length[i];
}
len += l;
}
return len;
}

4
tools/emulator/opengl/shared/OpenglCodecCommon/glUtils.h
View File

@@ -52,8 +52,8 @@ extern "C" {
int size, GLenum type, unsigned int stride,
unsigned int datalen);
int glUtilsPixelBitSize(GLenum format, GLenum type);
int glUtilsSumArrayValues(GLint *array, GLsizei count);
void glUtilsPackStrings(void *ptr, char **strings, GLint *length, GLsizei count);
void glUtilsPackStrings(char *ptr, char **strings, GLint *length, GLsizei count);
int glUtilsCalcShaderSourceLen(char **strings, GLint *length, GLsizei count);
#ifdef __cplusplus
};
#endif