diff options
Diffstat (limited to 'src/gallium/state_trackers/d3d1x/progs/d3d11spikysphere/d3d11spikysphere.cpp')
-rwxr-xr-x | src/gallium/state_trackers/d3d1x/progs/d3d11spikysphere/d3d11spikysphere.cpp | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/d3d1x/progs/d3d11spikysphere/d3d11spikysphere.cpp b/src/gallium/state_trackers/d3d1x/progs/d3d11spikysphere/d3d11spikysphere.cpp new file mode 100755 index 0000000000..54ca08f23c --- /dev/null +++ b/src/gallium/state_trackers/d3d1x/progs/d3d11spikysphere/d3d11spikysphere.cpp @@ -0,0 +1,227 @@ +/************************************************************************** + * + * Copyright 2010 Luca Barbieri + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#define _USE_MATH_DEFINES +#include "d3d11app.h" +#include "d3d11spikysphere.hlsl.vs.h" +#include "d3d11spikysphere.hlsl.hs.h" +#include "d3d11spikysphere.hlsl.ds.h" +#include "d3d11spikysphere.hlsl.ps.h" + +#include <stdlib.h> +#include <stdio.h> +#include <math.h> +#include <float.h> +#include <D3DX10math.h> + +struct cb_frame_t +{ + D3DXMATRIX model; + D3DXMATRIX view_proj; + float disp_scale; + float disp_freq; + float tess_factor; +}; + +static float vertex_data[] = +{ + 1.0, 0.0, 0.0, + 0.0, 1.0, 0.0, + 0.0, 0.0, 1.0, + + 0.0, 1.0, 0.0, + -1.0, 0.0, 0.0, + 0.0, 0.0, 1.0, + + 0.0, -1.0, 0.0, + 1.0, 0.0, 0.0, + 0.0, 0.0, 1.0, + + -1.0, 0.0, 0.0, + 0.0, -1.0, 0.0, + 0.0, 0.0, 1.0, + + 0.0, 1.0, 0.0, + 1.0, 0.0, 0.0, + 0.0, 0.0, -1.0, + + -1.0, 0.0, 0.0, + 0.0, 1.0, 0.0, + 0.0, 0.0, -1.0, + + 1.0, 0.0, 0.0, + 0.0, -1.0, 0.0, + 0.0, 0.0, -1.0, + + 0.0, -1.0, 0.0, + -1.0, 0.0, 0.0, + 0.0, 0.0, -1.0, +}; + +struct d3d11spikysphere : public d3d11_application +{ + ID3D11Device* dev; + ID3D11PixelShader* ps; + ID3D11DomainShader* ds; + ID3D11HullShader* hs; + ID3D11VertexShader* vs; + ID3D11InputLayout* layout; + ID3D11Buffer* vb; + ID3D11RenderTargetView* rtv; + ID3D11DepthStencilView* zsv; + ID3D11Buffer* cb_frame; + + int cur_width; + int cur_height; + + d3d11spikysphere() + : cur_width(-1), cur_height(-1), zsv(0) + {} + + bool init(ID3D11Device* dev, int argc, char** argv) + { + this->dev = dev; + ensure(dev->CreateVertexShader(g_vs, sizeof(g_vs), NULL, &vs)); + ensure(dev->CreateHullShader(g_hs, sizeof(g_hs), NULL, &hs)); + ensure(dev->CreateDomainShader(g_ds, sizeof(g_ds), NULL, &ds)); + ensure(dev->CreatePixelShader(g_ps, sizeof(g_ps), NULL, &ps)); + + D3D11_INPUT_ELEMENT_DESC elements[1] = + { + {"POSITION", 0, DXGI_FORMAT_R32G32B32_FLOAT, 0, + 0, D3D11_INPUT_PER_VERTEX_DATA, 0}, + }; + + ensure(dev->CreateInputLayout(elements, 1, g_vs, sizeof(g_vs), &layout)); + + D3D11_BUFFER_DESC bufferd; + bufferd.ByteWidth = sizeof(vertex_data); + bufferd.Usage = D3D11_USAGE_IMMUTABLE; + bufferd.BindFlags = D3D11_BIND_VERTEX_BUFFER; + bufferd.CPUAccessFlags = 0; + bufferd.MiscFlags = 0; + bufferd.StructureByteStride = 0; + + D3D11_SUBRESOURCE_DATA buffersd; + buffersd.pSysMem = vertex_data; + + ensure(dev->CreateBuffer(&bufferd, &buffersd, &vb)); + + D3D11_BUFFER_DESC cbd; + cbd.ByteWidth = (sizeof(cb_frame_t) + 15) & ~15; + cbd.Usage = D3D11_USAGE_DYNAMIC; + cbd.BindFlags = D3D11_BIND_CONSTANT_BUFFER; + cbd.CPUAccessFlags = D3D11_CPU_ACCESS_WRITE; + cbd.MiscFlags = 0; + cbd.StructureByteStride = 0; + + ensure(dev->CreateBuffer(&cbd, NULL, &cb_frame)); + return true; + } + + void draw(ID3D11DeviceContext* ctx, ID3D11RenderTargetView* rtv, unsigned width, unsigned height, double time) + { + D3D11_VIEWPORT vp; + memset(&vp, 0, sizeof(vp)); + vp.Width = (float)width; + vp.Height = (float)height; + vp.MaxDepth = 1.0f; + + if(width != cur_width || height != cur_height) + { + if(zsv) + zsv->Release(); + ID3D11Texture2D* zsbuf; + D3D11_TEXTURE2D_DESC zsbufd; + memset(&zsbufd, 0, sizeof(zsbufd)); + zsbufd.Width = width; + zsbufd.Height = height; + zsbufd.Format = DXGI_FORMAT_D32_FLOAT; + zsbufd.ArraySize = 1; + zsbufd.MipLevels = 1; + zsbufd.SampleDesc.Count = 1; + zsbufd.BindFlags = D3D11_BIND_DEPTH_STENCIL; + ensure(dev->CreateTexture2D(&zsbufd, 0, &zsbuf)); + ensure(dev->CreateDepthStencilView(zsbuf, 0, &zsv)); + zsbuf->Release(); + } + + float black[4] = {0, 0, 0, 0}; + + D3D11_MAPPED_SUBRESOURCE map; + ensure(ctx->Map(cb_frame, 0, D3D11_MAP_WRITE_DISCARD, 0, &map)); + cb_frame_t* cb_frame_data = (cb_frame_t*)map.pData; + D3DXMatrixIdentity(&cb_frame_data->model); + + D3DXMATRIX view; + D3DXVECTOR3 eye(2.0f * (float)sin(time), 0.0f, 2.0f * (float)cos(time)); + D3DXVECTOR3 at(0, 0, 0); + D3DXVECTOR3 up(0, 1, 0); + D3DXMatrixLookAtLH(&view, &eye, &at, &up); + D3DXMATRIX proj; + D3DXMatrixPerspectiveLH(&proj, 1.1f, 1.1f, 1.0f, 3.0f); + + cb_frame_data->view_proj = view * proj; + float min_tess_factor = 1.0f; + cb_frame_data->tess_factor = (1.0f - (float)cos(time)) * ((64.0f - min_tess_factor) / 2.0f) + min_tess_factor; + cb_frame_data->disp_scale = 0.9f; + //cb_frame_data->disp_scale = (sin(time) + 1.0) / 2.0; + cb_frame_data->disp_freq = 5.0f * (float)M_PI; + //cb_frame_data->disp_freq = (4.0 + 4.0 * cos(time / 5.0)) * PI; + ctx->Unmap(cb_frame, 0); + + ctx->HSSetConstantBuffers(0, 1, &cb_frame); + ctx->DSSetConstantBuffers(0, 1, &cb_frame); + + //ctx->OMSetBlendState(bs, black, ~0); + //ctx->OMSetDepthStencilState(dss, 0); + ctx->OMSetRenderTargets(1, &rtv, zsv); + //ctx->RSSetState(rs); + ctx->RSSetViewports(1, &vp); + + ctx->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_3_CONTROL_POINT_PATCHLIST); + ctx->IASetInputLayout(layout); + unsigned stride = 3 * 4; + unsigned offset = 0; + ctx->IASetVertexBuffers(0, 1, &vb, &stride, &offset); + + ctx->VSSetShader(vs, NULL, 0); + ctx->HSSetShader(hs, NULL, 0); + ctx->DSSetShader(ds, NULL, 0); + ctx->GSSetShader(NULL, NULL, 0); + ctx->PSSetShader(ps, NULL, 0); + + ctx->ClearRenderTargetView(rtv, black); + ctx->ClearDepthStencilView(zsv, D3D11_CLEAR_DEPTH, 1.0f, 0); + + ctx->Draw(3 * 8, 0); + } +}; + +d3d11_application* d3d11_application_create() +{ + return new d3d11spikysphere(); +} |