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gallium/util: remove unused helper util_draw_texquad 

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2017-02-15 14:50:16 +01:00
parent b5b0936677
commit 7f0bf00dc9
2 changed files with 0 additions and 72 deletions
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66
src/gallium/auxiliary/util/u_draw_quad.c
View File

@ -90,69 +90,3 @@ util_draw_user_vertex_buffer(struct cso_context *cso, void *buffer,
cso_set_vertex_buffers(cso, 0, 1, &vbuffer);
cso_draw_arrays(cso, prim_type, 0, num_verts);
}
/**
* Draw screen-aligned textured quad.
* Note: this isn't especially efficient.
*/
void
util_draw_texquad(struct pipe_context *pipe, struct cso_context *cso,
uint vbuf_slot,
float x0, float y0, float x1, float y1, float z)
{
uint numAttribs = 2, i, j;
uint vertexBytes = 4 * (4 * numAttribs * sizeof(float));
struct pipe_resource *vbuf = NULL;
float *v = NULL;
v = MALLOC(vertexBytes);
if (!v)
goto out;
/*
* Load vertex buffer
*/
for (i = j = 0; i < 4; i++) {
v[j + 2] = z; /* z */
v[j + 3] = 1.0; /* w */
v[j + 6] = 0.0; /* r */
v[j + 7] = 1.0; /* q */
j += 8;
}
v[0] = x0;
v[1] = y0;
v[4] = 0.0; /*s*/
v[5] = 0.0; /*t*/
v[8] = x1;
v[9] = y0;
v[12] = 1.0;
v[13] = 0.0;
v[16] = x1;
v[17] = y1;
v[20] = 1.0;
v[21] = 1.0;
v[24] = x0;
v[25] = y1;
v[28] = 0.0;
v[29] = 1.0;
vbuf = pipe_buffer_create(pipe->screen, PIPE_BIND_VERTEX_BUFFER,
PIPE_USAGE_STAGING, vertexBytes);
if (!vbuf)
goto out;
pipe_buffer_write(pipe, vbuf, 0, vertexBytes, v);
util_draw_vertex_buffer(pipe, cso, vbuf, vbuf_slot, 0,
PIPE_PRIM_TRIANGLE_FAN, 4, 2);
out:
if (vbuf)
pipe_resource_reference(&vbuf, NULL);
FREE(v);
}

6
src/gallium/auxiliary/util/u_draw_quad.h
View File

@ -51,12 +51,6 @@ void
util_draw_user_vertex_buffer(struct cso_context *cso, void *buffer,
uint prim_type, uint num_verts, uint num_attribs);
extern void
util_draw_texquad(struct pipe_context *pipe, struct cso_context *cso,
uint vbuf_slot,
float x0, float y0, float x1, float y1, float z);
#ifdef __cplusplus
}
#endif