Revision cab7c165
Added by Leszek Koltunski about 7 years ago
| src/main/java/org/distorted/library/MeshObject.java | ||
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| 35 | 35 |
{
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| 36 | 36 |
private static final int BYTES_PER_FLOAT = 4; |
| 37 | 37 |
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static final int POSITION_DATA_SIZE= 3;
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static final int NORMAL_DATA_SIZE = 3;
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static final int TEX_DATA_SIZE = 2;
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static final int POS_DATA_SIZE= 3; |
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static final int NOR_DATA_SIZE= 3;
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static final int TEX_DATA_SIZE= 2; |
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| 41 | 41 |
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static final int OFFSET0 = 0;
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static final int OFFSET1 = (POSITION_DATA_SIZE )*BYTES_PER_FLOAT;
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static final int OFFSET2 = (POSITION_DATA_SIZE+NORMAL_DATA_SIZE )*BYTES_PER_FLOAT;
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static final int VERTSIZE= (POSITION_DATA_SIZE+NORMAL_DATA_SIZE+TEX_DATA_SIZE)*BYTES_PER_FLOAT;
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static final int OFFSET0 = 0; |
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static final int OFFSET1 = (POS_DATA_SIZE )*BYTES_PER_FLOAT;
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static final int OFFSET2 = (POS_DATA_SIZE+NOR_DATA_SIZE )*BYTES_PER_FLOAT;
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static final int VERTSIZE= (POS_DATA_SIZE+NOR_DATA_SIZE+TEX_DATA_SIZE)*BYTES_PER_FLOAT;
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| 46 | 46 |
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| 47 | 47 |
int numVertices; |
| 48 | 48 |
FloatBuffer mVertAttribs; // packed: PosX,PosY,PosZ, NorX, NorY,NorZ, TexS, TexT |
| 49 | 49 |
int[] mAttVBO = new int[1]; // server-side packed vertex attributes |
| 50 |
int[] mAttTFO = new int[1]; // transform feedback |
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| 50 | 51 |
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| 51 | 52 |
final float zFactor; // strange workaround for the fact that we need to somehow store the 'depth' |
| 52 | 53 |
// of the Mesh. Used in DistortedEffects. See DistortedTexture.getDepth(). |
| ... | ... | |
| 76 | 77 |
GLES30.glBufferData(GLES30.GL_ARRAY_BUFFER, numVertices*VERTSIZE, mVertAttribs, GLES30.GL_STATIC_READ); |
| 77 | 78 |
GLES30.glBindBuffer(GLES30.GL_ARRAY_BUFFER, 0); |
| 78 | 79 |
} |
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if( mAttTFO[0]<0 ) |
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{
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GLES30.glGenBuffers(1, mAttTFO, 0); |
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GLES30.glBindBuffer(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, mAttTFO[0]); |
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GLES30.glBufferData(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, numVertices*VERTSIZE, null, GLES30.GL_STATIC_READ); |
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GLES30.glBindBuffer(GLES30.GL_TRANSFORM_FEEDBACK_BUFFER, 0); |
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} |
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| 79 | 87 |
} |
| 80 | 88 |
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| 81 | 89 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
| 88 | 96 |
GLES30.glDeleteBuffers(1, mAttVBO, 0); |
| 89 | 97 |
mAttVBO[0] = -1; |
| 90 | 98 |
} |
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if( mAttTFO[0]>=0 ) |
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{
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GLES30.glDeleteBuffers(1, mAttTFO, 0); |
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mAttTFO[0] = -1; |
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} |
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| 91 | 104 |
} |
| 92 | 105 |
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/////////////////////////////////////////////////////////////////////////////////////////////////// |
| ... | ... | |
| 95 | 108 |
void recreate() |
| 96 | 109 |
{
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| 97 | 110 |
mAttVBO[0] = -1; |
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mAttTFO[0] = -1; |
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| 98 | 112 |
} |
| 99 | 113 |
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| 100 | 114 |
/////////////////////////////////////////////////////////////////////////////////////////////////// |
Also available in: Unified diff
Beginning of support for actual Transform Feedback.