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path: root/evergreen_ops.c
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#include <stdlib.h>
#include "radeondemo.h"
#include "evergreen_reg.h"
#include "evergreen_state.h"

void do_solid_fill_prepare(struct radeon *radeon, struct r600_accel_object *dst, int fg)
{
	struct radeon_accel_state *accel_state = &radeon->accel_state;
	cb_config_t     cb_conf;
	shader_config_t vs_conf, ps_conf;
	uint32_t a, r, g, b;
	const_config_t ps_const_conf;
	float *ps_alu_consts;
	int ret;

	CLEAR (cb_conf);
	CLEAR (vs_conf);
	CLEAR (ps_conf);
	CLEAR (ps_const_conf);

	accel_state->dst_obj = *dst;
	accel_state->dst_size = dst->pitch * dst->height * (dst->bpp/8);

	memset(&accel_state->src_obj[0], 0, sizeof(struct r600_accel_object));
	memset(&accel_state->src_obj[1], 0, sizeof(struct r600_accel_object));

	radeon_cs_space_reset_bos(radeon->cs);
	radeon_cs_space_add_persistent_bo(radeon->cs, accel_state->shaders_bo,
					  RADEON_GEM_DOMAIN_VRAM, 0);
	radeon_cs_space_add_persistent_bo(radeon->cs, accel_state->dst_obj.bo,
					  0, accel_state->dst_obj.domain);
	ret = radeon_cs_space_check(radeon->cs);
	if (ret) { 
		fprintf(stderr,"fail\n");
		exit(-1);
	}

	radeon_vbo_check(radeon, &accel_state->vbo, 16);
	radeon_vbo_check(radeon, &accel_state->cbuf, 256);
	radeon_cp_start(radeon);

	evergreen_set_default_state(radeon);

	evergreen_set_generic_scissor(radeon, 0, 0, accel_state->dst_obj.width, accel_state->dst_obj.height);
	evergreen_set_screen_scissor(radeon, 0, 0, accel_state->dst_obj.width, accel_state->dst_obj.height);
	evergreen_set_window_scissor(radeon, 0, 0, accel_state->dst_obj.width, accel_state->dst_obj.height);

	/* Shader */
	vs_conf.shader_addr         = accel_state->solid_vs_offset;
	vs_conf.shader_size         = 512;
	vs_conf.num_gprs            = 2;
	vs_conf.stack_size          = 0;
	vs_conf.bo                  = accel_state->shaders_bo;
	evergreen_vs_setup(radeon, &vs_conf, RADEON_GEM_DOMAIN_VRAM);

	ps_conf.shader_addr         = accel_state->solid_ps_offset;
	ps_conf.shader_size         = 512;
	ps_conf.num_gprs            = 1;
	ps_conf.stack_size          = 0;
	ps_conf.clamp_consts        = 0;
	ps_conf.export_mode         = 2;
	ps_conf.bo                  = accel_state->shaders_bo;
	evergreen_ps_setup(radeon, &ps_conf, RADEON_GEM_DOMAIN_VRAM);

	cb_conf.id = 0;
	cb_conf.w = accel_state->dst_obj.pitch;
	cb_conf.h = accel_state->dst_obj.height;
	cb_conf.base = accel_state->dst_obj.offset;
	cb_conf.bo = accel_state->dst_obj.bo;

	if (accel_state->dst_obj.bpp == 8) {
		cb_conf.format = COLOR_8;
		cb_conf.comp_swap = 3; /* A */
	} else if (accel_state->dst_obj.bpp == 16) {
		cb_conf.format = COLOR_5_6_5;
		cb_conf.comp_swap = 2; /* RGB */

	} else {
		cb_conf.format = COLOR_8_8_8_8;
		cb_conf.comp_swap = 1; /* ARGB */

	}
	cb_conf.source_format = EXPORT_4C_16BPC;
	cb_conf.blend_clamp = 1;
	/* Render setup */
	cb_conf.pmask |= 4; /* B */
	cb_conf.pmask |= 2; /* G */
	cb_conf.pmask |= 1; /* R */
	cb_conf.pmask |= 8; /* A */
	cb_conf.rop = 3;
	if (accel_state->dst_obj.tiling_flags == 0) {
		cb_conf.array_mode = 1;
		cb_conf.non_disp_tiling = 1;
	}
	evergreen_set_render_target(radeon, &cb_conf, accel_state->dst_obj.domain);
	
	evergreen_set_spi(radeon, 0, 0);

    /* PS alu constants */
    ps_const_conf.size_bytes = 256;
    ps_const_conf.type = SHADER_TYPE_PS;
    ps_alu_consts = radeon_vbo_space(radeon, &accel_state->cbuf, 256);
    ps_const_conf.bo = accel_state->cbuf.vb_bo;
    ps_const_conf.const_addr = accel_state->cbuf.vb_offset;
    if (accel_state->dst_obj.bpp == 16) {
	r = (fg >> 11) & 0x1f;
	g = (fg >> 5) & 0x3f;
	b = (fg >> 0) & 0x1f;
	ps_alu_consts[0] = (float)r / 31; /* R */
	ps_alu_consts[1] = (float)g / 63; /* G */
	ps_alu_consts[2] = (float)b / 31; /* B */
	ps_alu_consts[3] = 1.0; /* A */
    } else if (accel_state->dst_obj.bpp == 8) {
	a = (fg >> 0) & 0xff;
	ps_alu_consts[0] = 0.0; /* R */
	ps_alu_consts[1] = 0.0; /* G */
	ps_alu_consts[2] = 0.0; /* B */
	ps_alu_consts[3] = (float)a / 255; /* A */
    } else {
	a = (fg >> 24) & 0xff;
	r = (fg >> 16) & 0xff;
	g = (fg >> 8) & 0xff;
	b = (fg >> 0) & 0xff;
	ps_alu_consts[0] = (float)r / 255; /* R */
	ps_alu_consts[1] = (float)g / 255; /* G */
	ps_alu_consts[2] = (float)b / 255; /* B */
	ps_alu_consts[3] = (float)a / 255; /* A */
	{
    uint32_t *dbg;
    dbg = (uint32_t *)ps_alu_consts;
	  fprintf(stderr,"dbg %x %x %x %x\n", dbg[0],
		  dbg[1], dbg[2], dbg[3]);
	}
    }
    radeon_vbo_commit(radeon, &accel_state->cbuf);
    evergreen_set_alu_consts(radeon, &ps_const_conf, RADEON_GEM_DOMAIN_GTT);
}

void evergreen_solid(struct radeon *radeon,
		     int x1, int y1, int x2, int y2)
{
	struct radeon_accel_state *accel_state = &radeon->accel_state;
	float *vb;
	uint32_t *vb_i;
	vb = radeon_vbo_space(radeon, &accel_state->vbo, 8);

	vb[0] = (float)x1;
	vb[1] = (float)y1;
	
	vb[2] = (float)x1;
	vb[3] = (float)y2;
    
	vb[4] = (float)x2;
	vb[5] = (float)y2;

    {
	    vb_i = (uint32_t *)vb;
      fprintf(stderr,"solid %d %d %d %d %x %x %x %x %x %x\n", x1, y1, x2, y2, vb_i[0],
	      vb_i[1], vb_i[2], vb_i[3], vb_i[4], vb_i[5]);
    }
	radeon_vbo_commit(radeon, &accel_state->vbo);
}